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                                                                    EXHIBIT 2.13

                          NINTH AMENDMENT AND AGREEMENT

          NINTH  AMENDMENT  AND AGREEMENT, dated as of July 1, 1999 (this "Ninth
                                                                           -----
Amendment"),  to  the Existing Credit Agreement (as hereinafter defined), by and
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between  INTERNATIONAL  AIRLINE SUPPORT GROUP, INC., a Delaware corporation (the
"Borrower"),  and  BNY  FACTORING LLC, a New York limited liability company (the
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"Lender"),  as  successor  in  interest  to BNY FINANCIAL CORPORATION ("BNYFC").
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                                    RECITALS
          The  Borrower  and  BNYFC  have  entered  into  the  Existing  Credit
Agreement,  pursuant  to  which  the  Lender  is providing to the Borrower (i) a
$13,000,000.00  revolving  credit  facility,  (ii)  a  $3,000,000.00  term  loan
facility,  (iii)  a  $3,750,000.00 term loan facility, (iv) a $1,500,000.00 term
loan  facility,  (v)  a  $1,600,000.00  term loan facility, (vi) a $1,000,000.00
revolving  credit facility and (vii) a $2,000,000 letter of credit facility, all
of  which  are secured by accounts receivable, inventory and other collateral of
the  Borrower.  The Borrower has requested that the Lender provide an additional
$5,500,000.00  term loan facility (as more specifically defined below, the "Term
                                                                            ----
Loan E Facility") for the acquisition of two Embraer EMB-120RT Brasilia aircraft
- ---------------
(bearing  manufacturer's  serial numbers 120.194 and 120.191, respectively) (the
"Aircraft Acquisition").  Subject to the terms and conditions hereof, the Lender
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is  willing  to  provide  the  Term Loan E Facility to the Borrower and to amend
certain  provisions  of the Existing Credit Agreement in order to effectuate the
foregoing.

          In  consideration  of  the  foregoing  and of the mutual covenants and
undertakings herein contained, the parties hereto hereby agree that the Existing
credit  Agreement  is  amended  as  hereinafter  provided.
ARTICLE  I
Definitions
1.     Definitions.  (a)  In  addition  to  the  definitions  set  forth  in the
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heading  and  the  recitals  to  this Ninth Amendment, the following definitions
shall  apply  to  this  Ninth  Amendment:
          "Agreement":  means  the  Existing Credit Agreement as amended by this
           ---------
Ninth
Amendment.

          "Aircraft Acquisition Documents":  the collective reference to (i) the
           ------------------------------
Purchase  and  Sale  Agreement  made  and entered into as of June 30, 1999 among
Newcourt  Capital  USA  Inc.  ("Newcourt"),  First  Security  Bank,  National
Association,  as  owner  trustee  (the  "Owner  Trustee")  and Borrower, (ii)the
Warranty  Bill  of Sale given by the Owner Trustee to the Borrower in respect of
the  Term  Loan  & Aircraft (as defined in Article III, Section 1 hereof), (iii)
the  Assignment  and  Assumption Agreement dated as of June 30, 1999 between the
Owner  Trustee  and  the Borrower, (iv) the Escrow Deposit Agreement dated as of
June  30, 1999 between [the Owner Trustee][Newcourt] and the Borrower and (v)the
Consent  and  Agreement  dated  as  of  June  30,  1999  between SkyWest and the
Borrower.

          "Existing  Credit Agreement":  means the Credit Agreement, dated as of
           --------------------------
September  30,  1996,  between  the  Borrower and BNYFC, as amended by the First
Amendment,  Waiver  and  Agreement,  dated  as  of  March  24, 1997, between the
Borrower and BNYFC, the Second Amendment and Agreement, dated as of September 9,
1997,  between  the Borrower and BNYFC, the Third Amendment and Agreement, dated
as of October 15, 1997, between the Borrower and BNYFC, the Fourth Amendment and
Agreement,  dated  as  of  February 2, 1998, between the Borrower and BNYFC, the
Fifth  Amendment  and Agreement, dated as of July 16, 1998, between the Borrower
and  BNYFC, the Sixth Amendment and Agreement, dated as of May 30, 1998, between
the Borrower and BNYFC, the Seventh Amendment and Agreement, dated as of October
28, 1998, between the Borrower and BNYFC and the Eighth Amendment and Agreement,
dated  as  of  December 8, 1998, between the Borrower and BNYFC, as the same may
have  been further amended, supplemented or modified from time to time up to but
not  including  the  effectiveness  of  this  Ninth  Amendment.

          "Ninth  Amendment  Documents":  this  Ninth  Amendment,  the  SkyWest
           ---------------------------
Consent  and  Agreement  (as defined in Article III, Section 1 hereof), the Term
Loan E Aircraft Chattel Mortgages (as defined in Article III, Section 1 hereof),
the  SkyWest  Aircraft  Lease Supplement and Receipt (as defined in Article III,
Section 1 hereof), the Term Note E (as defined in Article III, Section 1 hereof)
and  any  other  agreements,  instruments  and  documents  executed or delivered
pursuant  to  or  in  connection  with this Ninth Amendment and the transactions
contemplated  thereby.

(b)     Unless  otherwise  indicated,  capitalized  terms  that axe used but not
defined  herein  shall have the meanings ascribed to them in the Existing Credit
Agreement.
ARTICLE  II
Representations
1.     Representations.  (a)  The  Borrower  hereby  represents  and warrants as
       ---------------
follows:
(i)     It  (A)  is  duly organized, validly existing and in good standing under
the  laws  of  the  jurisdiction  of  its  organization,  (B)  has the power and
authority,  and  the  legal right, to own and operate its property, to lease the
property  it  operates  as  lessee  and  to  conduct the business in which it is
currently  engaged, (C) is duly qualified and in good standing under the laws of
each  jurisdiction  where  its  ownership, lease or operation of property or the
conduct  of  its  business  requires such qualification and (D) is in compliance
with  all  Requirements  of  Law except to the extent that the failure to comply
therewith reasonably could not, in the aggregate, be expected to have a Material
     Adverse  Effect.
(ii)     It  has  the power and authority, and the legal right, to make, deliver
and  perform  this  Ninth  Amendment  and the other Ninth Amendment Documents to
which  it  is  a  party  and  to  borrow  under  the Agreement and has taken all
necessary  action to authorize the borrowings on the terms and conditions of the
Agreement  and this Ninth Amendment and to authorize the execution, delivery and
performance of the Ninth Amendment Documents to which it is a party.  No consent
     or  authorization  of, filing with, notice to or other act by or in respect
of,  any  Governmental  Authority  or any other Person is required in connection
with  the  borrowings  under  the  Agreement  or  with  the execution, delivery,
performance,  validity  or  enforceability  of  the Ninth Amendment Documents to
which  it  is  a party. Each Ninth Amendment Document to which the Borrower is a
party has been or will be duly executed and delivered on behalf of the Borrower.
Each Ninth Amendment Document to which the Borrower is a party when executed and
delivered will constitute a legal, valid and binding obligation of the Borrower,
enforceable  against  it in accordance with its terms, subject to the effects of
bankruptcy,  insolvency,  fraudulent  conveyance, reorganization, moratorium and
other similar laws relating to or affecting creditors' rights generally, general
equitable  principles  (whether  considered in a proceeding in equity or at law)
and  an  implied  covenant  of  good  faith  and  fair  dealing.
(iii)     The  conditions  contained  in  Article IV hereof have been satisfied.
(b)     The Borrower represents that each of the Credit Documents is on the date
     hereof  in  full  force  and  effect.
ARTICLE  III
Amendments  to  Existing  Credit  Agreement
1.     Amendments  to  Section  1.  (a)  Section  1.1  of  the  Existing  Credit
       --------------------------
Agreement  is  hereby amended by inserting the following new definitions therein
in  alphabetical  order:
     "Aircraft Propeller": each aircraft propeller in which the Borrower may now
      ------------------
have or in the future acquire an interest and any aircraft propeller substituted
therefor  by  a lessee pursuant to an Aircraft Lease, together in each case with
any  and all Aircraft Parts incorporated or installed in or attached thereto and
any  Aircraft Part removed therefrom until such time as a replacement part shall
be  substituted therefor.  Except as otherwise set forth herein, at such time as
an  aircraft  propeller shall be substituted by a lessee pursuant to an Aircraft
Lease,  such replaced Aircraft Propeller shall cease to be an Aircraft Propeller
hereunder.

     "Ninth  Amendment": that certain Ninth Amendment and Agreement, dated as of
      ----------------
July  1,  1999,  between  the  Borrower  and  the  Lender.

     "Ninth  Amendment  Documents": the Ninth Amendment, the SkyWest Consent and
      ---------------------------
Agreement, the Term Loan E Aircraft Chattel Mortgages, Term Note E and any other
agreements,  instruments  and  documents executed or delivered pursuant to or in
connection  with  the Ninth Amendment and the transactions contemplated thereby.

     "Ninth  Amendment  Effective Date": the date on which all of the conditions
      --------------------------------
precedent to the effectiveness of the Ninth Amendment set forth in Article IV of
the  Ninth  Amendment  are  first  satisfied  or  waived.

     "Sky  West":  means  SkyWest  Airlines,  Inc.,  a  Utah  corporation.
      ---------

     "Sky  West Aircraft Lease Supplement and Receipt": the collective reference
      -----------------------------------------------
to  the  Equipment  Schedule and the Certificate of Acceptance, each dated as of
the  date  of  its  execution and delivery between First Security Bank, National
Association,  predecessor  in interest under the SkyWest Leases to Borrower, and
SkyWest.

"SkyWest Consent and Agreement": that certain Consent and Agreement, dated as of
 -----------------------------
July  __, 1999, by and among SkyWest, the Borrower and the Lender, in respect of
the  SkyWest  Leases.

"SkyWest  Leases":  the  collective  reference  to (i) that Amended and Restated
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Aircraft  Lease Agreement (N269UE) dated as of December 9, 1998, between SkyWest
 ---
and  First  Security Bank, National Association, as Owner Trustee, as lessor, as
supplemented  by  an  Equipment  Schedule  dated  December  9, 1998, between the
Company and SkyWest and by a Certificate of Acceptance dated December 9, 1998 by
SkyWest,  as the same may hereafter be further amended, supplemented or modified
(ii)  that  Amended  and  Restated Aircraft Lease Agreement (N289UE) dated as of
December 9, 1998, between SkyWest and First Security Bank, National Association,
as  Owner  Trustee,  as  lessor,  as supplemented by an Equipment Schedule dated
December  9,  1998,  between  the  Company  and  SkyWest and by a Certificate of
Acceptance  dated  December  9,  1998  by SkyWest, as the same may hereafter be'
further  amended, supplemented or modified and the Sky West lease Supplement and
Receipt.

"Term  Loan  E":  as defined in Section 2.3(0 (together with any advance made in
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connection with the substitution of a Term Loan E Aircraft, Term Loan E Aircraft
 -
Engine  or  Term  Loan  E  Aircraft  Propeller  pursuant  to  Section  2.5(e)).

"Term  Loan  E  Aircraft": each Aircraft owned from time to time by the Borrower
 -----------------------
and  listed  as a Term Loan E Aircraft and described on Schedule Ihereto, as the
 -                                                      ----------
same  may  be  amended  or  modified  from  time to time in accordance with this
Agreement.

"Term  Loan  E  Aircraft  Chattel  Mortgages":  the collective reference to each
 -------------------------------------------
Aircraft  Chattel  Mortgage,  dated as of July 1, 1999, from the Borrower to the
 ----
Lender  with  respect  to  a  Term  Loan  E  Aircraft.
 -

     "Term Loan E Aircraft Engine": each Aircraft Engine owned from time to time
      ---------------------------
by  the  Borrower  and  listed as a Term Loan E Aircraft Engine and described on
Schedule  Ihereto,  as  the same may be amended or modified from time to time in
   --------
accordance  with  this  Agreement.

"Term  Loan  E  Aircraft  Propeller": each Aircraft Propeller owned from time to
 ----------------------------------
time  by  the  Borrower  and  listed  as  a  Term  Loan E Aircraft Propeller and
 --
described  on Schedule Ihereto, as the same may be amended or modified from time
 --
to  time  in  accordance  with  this  Agreement.

     "Term Loan E Borrowing Base": at any time, an amount equal to the lesser of
      --------------------------
(i)  80%  (or  such  other  percentage as the Lender shall determine in its sole
discretion)  of  the Forced Liquidation Value, after deduction of any applicable
Collateral  Reserves,  at  such  time,  of all Term Loan E Aircraft and (ii) the
purchase  therefor  price  paid  by  the  Borrower  to  SkyWest.

     "Term  Loan  E Facility": at any time, the obligation of the Lender to make
      ----------------------
Term Loan E in accordance with the provisions of this Agreement, which shall not
exceed  an amount equal to $5,500,000.00 minusthe aggregate amount of repayments
                                         -----
of  principal  then required to have been made in accordance with Schedule 2.3E.
                                                                  --------------

"Term Note E": a promissory note of the Borrower evidencing Term Loan E, in form
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and  substance  acceptable  to  the  Lender.

(b)     The  definition  of  the  term  "Aircraft  Engine" in Section 1.1 of the
Existing  Credit Agreement is hereby deleted in its entirety and replaced by the
following:
          "  "Aircraft  Engine":  shall  mean  each aircraft engine in which the
              ----------------
Borrower  may  now  have  or  in the future acquire an interest and any aircraft
engine  substituted  by a lessee pursuant to an Aircraft Lease, together in each
case  with  any  and all Aircraft Parts incorporated or installed in or attached
thereto and any Aircraft Part removed therefrom until such time as a replacement
part  shall  be  substituted  therefor  and  in each case excluding any Aircraft
Propellers  installed  on  or  attached  thereto.  Except as otherwise set forth
herein,  at  such  time  as  an aircraft engine shall be substituted by a lessee
pursuant  to  an Aircraft Lease, such replaced Aircraft Engine shall cease to be
an  Aircraft  Engine  hereunder."

(c)     The  definition  of  the term "Aircraft Inventory" in Section 1.1 of the
Existing  Credit Agreement is hereby deleted in its entirety and replaced by the
following:
          "  "Aircraft  Inventory":  all  Aircraft, Airframes, Aircraft Engines,
              -------------------
Aircraft  Propellers  and Aircraft Parts of the Borrower other than any Approved
Aircraft  and  any Airframes, Aircraft Engines, Aircraft Propellers and Aircraft
Parts  incorporated  or  installed  in,  attached to, or otherwise identified as
being  related  to  or  comprising  part  of  an  Approved  Aircraft."

(d)     The  definition  of  the  term  "Aircraft  Parts"  in Section 1.1 of the
Existing  Credit Agreement is hereby deleted in its entirety and replaced by the
following:
          "  "Aircraft  Parts":  shall  mean  all appliances, components, parts,
              ---------------
instruments,  appurtenances,  avionics,  accessories,  furnishings  and  other
equipment  of whatever nature (other than complete Aircraft Engines and complete
Aircraft  Propellers), which are now or from time to time may be incorporated or
installed  in  or  attached  to  an  aircraft  (including without limitation the
airframe  of such aircraft, any related aircraft engines and aircraft propellers
and  any  related  appliances,  components,  parts,  instruments, appurtenances,
avionics,  accessories,  furnishings  and  other  equipment of whatever nature).
Except  as  otherwise  set  forth  in  an Aircraft Lease, only at such time as a
replacement  aircraft  part  shall  be  substituted  for  an  Aircraft  Part  in
accordance  with  such Aircraft Lease, shall the Aircraft Part so replaced cease
to  be  an  Aircraft  Part  hereunder."

(e)     The  definition  of  the  term "Airframe" in Section 1.1 of the Existing
Credit  Agreement  is  hereby  deleted  in  its  entirety  and  replaced  by the
following:
          "  "Airframe": each of the Aircraft, excluding any Aircraft Engines or
              --------
engines  and  any  Aircraft Propellers or propellers from time to time installed
thereon,  but  including  any and all Aircraft Parts (except Aircraft Parts that
are  incorporated  or  installed  in  or  attached  to any such Aircraft Engine,
engine,  Aircraft  Propellers,  or  propellers),  so  long as: (i) such included
Aircraft  Parts  shall  be  incorporated  or  installed  in  or attached to such
Aircraft (but not in or to any Aircraft Engines or Aircraft Propellers from time
to  time  installed  thereon); or (ii) such included Aircraft Parts shall remain
identified  or  connected with such Aircraft in that they are subject to repair,
alteration  or  modification  as  provided  in  Sections  6.13  and 6.14 of this
Agreement.'

(f)     The  definition  of  the  term "Approved Aircraft" in Section 1.1 of the
Existing  Credit Agreement is hereby deleted in its entirety and replaced by the
following:
          " "Approved Aircraft": means the collective reference to the Term Loan
             -----------------
A Aircraft, the Term Loan A Aircraft Engines, the Term Loan B Aircraft, the Term
Loan  B  Aircraft  Engines,  the  Term Loan C Aircraft, the Term Loan C Aircraft
Engines,  the  Term  Loan D Aircraft, the Term Loan D Aircraft Engines, the Term
Loan  E  Aircraft, the Term Loan E Aircraft Engines and the Term Loan E Aircraft
Propellers"

(g)     The  definition  of  the  term  "Credit Documents" in Section 1.1 of the
Existing  Credit Agreement is hereby deleted in its entirety and replaced by the
following:
          "  "Credit Documents": this Agreement, the First Amendment, the Second
              ----------------
Amendment,  the  Third Amendment, the Fourth Amendment, the Fifth Amendment, the
Sixth  Amendment,  the  Seventh  Amendment,  the  Eighth  Amendment,  the  Ninth
Amendment,  the Letter of Credit Documents, the Security Documents, each Consent
and  Agreement, Term Note A, Term Note B, Term Note C, Term Note D, Term E Note,
any  Revolver  Note  and any other documents, agreements or instruments executed
and  delivered  to  the  Lender  pursuant  to  Section  6.11."

(h)     The  definition  of  "Revolver  Reserve"  in Section 1.1 of the Existing
Credit  Agreement  is  hereby  deleted  in  its  entirety  and  replaced  by the
following:
          " "Revolver Reserve": as of any date, an amount equal to the lesser of
             ----------------
(i)  the amount, if any, by which the sum determined in accordance with clause I
of  the definition of Revolver Borrowing Base on such date exceeds the aggregate
outstanding Revolver Advances on such date and (ii) the amount, if any, by which
the  sum  of  the  Term  Loan  A  Facility  (without  regard  to any Term Loan A
borrowings made prior to or on such date) on such date, the Term Loan B Facility
(without  regard to any Term Loan B borrowings made prior to or on such date) on
such  date,  the  Term  Loan  C  Facility  (without  regard  to  any Term Loan C
borrowings made prior to or on such date) on such date, the Term Loan D Facility
(without  regard to any Term Loan D borrowings made prior to or on such date) on
such  date  and  the  Term  Loan  E  Facility (without regard to any Term Loan E
borrowings  made  prior  to or on such date) on such date exceeds the sum of the
Term  Loan A Borrowing Base on such date, the Term Loan B Borrowing Base on such
date,  the  Term  Loan  C Borrowing Base on such date, the Term Loan D Borrowing
Base  on  such  date  and  the  Term  Loan  E  Borrowing  Base  on  such  date."

(i)     The  definition  of  "Term  Loan  Borrowing Bases" in Section 1.1 of the
Existing  Credit Agreement is hereby deleted in its entirety and replaced by the
following:
          "  "Term  Loan  Borrowing Bases": the collective reference to the Term
              ---------------------------
Loan A Borrowing Base, the Term Loan B Borrowing Base, the Term Loan C Borrowing
Base,  the  Term  Loan  D  Borrowing  Base  and the Term Loan E Borrowing Base."

(j)     The  definition of "Term Loan Facilities" in Section 1.1 of the Existing
Credit  Agreement  is  hereby  deleted  in  its  entirety  and  replaced  by the
following:
          "  "Term Loan Facilities": the collective reference to the Term Loan A
              --------------------
Facility,  the  Term  Loan B Facility, the Term Loan C Facility, the Term Loan D
Facility  and  the  Term  Loan  E  Facility."

(k)     The  definition  of  "Term  Loans" in Section 1.1 of the Existing Credit
Agreement  is  hereby  deleted  in  its  entirety and replaced by the following:
          "  "Term Loans": the collective reference to Term Loan A, Term Loan B,
              ----------
Term  Loan  C,  Term  Loan  D  and  Term  Loan  E."

2.     Amendments  to  Section  2.3.  (a)  Subsection  (a) of Section 2.3 of the
       ----------------------------
Existing Credit Agreement is hereby amended by deleting the parenthetical in the
     seventh  line  thereof in its entirety and replacing it with the following:
"(without  regard  to  the Term Loan B Facility, the Term Loan B Borrowing Base,
the  Term  Loan  C  Facility,  the  Term  Loan C Borrowing Base, the Term Loan D
Facility,  the Term Loan D Borrowing Base, the Term Loan E Facility and the Term
Loan  E  Borrowing  Base)".
(b)     Section  2.3  of  the  Existing  Credit  Agreement  is hereby amended by
inserting  the  following  at  the  end  of  such  Section:

          "(f)  Subject to the terms and conditions hereof, the Lender agrees to
make a term loan to the Borrower in one advance (such advance, together with any
advances  made  in  connection  with the substitution of Term Loan E Aircraft or
Term  Loan  E Aircraft Engines pursuant to Section 2.5(e) hereof, "Term Loan E")
                                                                   -----------
on  the  Ninth Amendment Effective Date in the principal amount of the lesser of
(a) the Term Loan E Facility on such date and (b) the Term Loan E Borrowing Base
on  such  date.  Term  Loan E shall be dated the Ninth Amendment Effective Date,
stated  to mature in the installments and amounts payable on the dates set forth
in  Schedule  2.3Ehereto,  and  bear  interest  for  the  period  from the Ninth
    --------------
Amendment  Effective  Date  on  the  unpaid  principal  amount  thereof  at  the
   -----
applicable interest rates per annum specified in Section 3.1 it being understood
   -----
and  agreed that notwithstanding anything to the contrary in said Schedule 2,3E,
                                                                  -------------
if  the  Termination Date shall occur prior to the final maturity date set forth
therein,  then  all amounts owing under Term Loan E, including accrued interest,
shall become due and payable on such Termination Date. All payments of principal
thereof  shall  reduce  the  Term Loan E Facility on a dollar-for-dollar basis."

3.     Amendments  to Section 2.5.  Section 2.5 of the Existing Credit Agreement
       --------------------------
is  hereby  amended  by  inserting  the  following  at  the end of such Section:
          "(e)  At  the request of the Borrower and after substitution of a Term
Loan  E  Aircraft, a Term Loan E Aircraft Engine or a Term Loan E Propeller (the
"Substitute  Term  Loan  E  Aircraft,  Engine  or  Propeller") for a Term Loan E
 -----------------------------------------------------------
Aircraft,  a  Term  Loan  E Aircraft Engine or a Term Loan E Propeller which has
 -----
been  sold or has suffered an Event of Loss within six months after repayment of
 --
Term  Loan  E to the extent and as required by Section 3.3(d) hereof, the Lender
may  make  an  advance in an amount equal to the least of (i) 80% (or such other
percentage  as  the Lender shall determine in its sole discretion) of the Forced
Liquidation  Value  of  the  Substitute Term Loan E Aircraft or Engine, less any
applicable  Collateral  Reserve,  (ii)  the  amount,  if  any,  by  which  (A)
$5,500,000.00  minus  all repayments of principal made, or required to have been
               -----
made  on  or  prior to the date of such advance in accordance with Schedule 2.3E
                                                                   -------------
hereto exceeds (B) the outstanding principal balance of Term Loan E on such date
(prior  to  the making of such advance) and (iii) the purchase price paid by the
Borrower for the Substitute Term Loan E Aircraft, Engine or Propeller. Each such
advance, if any, shall be made in the sole and absolute discretion of the Lender
and  shall  be deemed to comprise part of Term Loan E for all purposes hereunder
and  shall  increase the Term Loan E Facility on a dollar-for-dollar basis. From
and  after  the making of such advance the outstanding principal balance of Term
Loan  E  shall  include the amount of such advance, interest shall be payable on
such  amount,  and  the  amount  of each remaining scheduled principal repayment
shall  be  increased  by an amount equal to (x) the amount of such advance times
                                                                           -----
(y)  a  fraction  the  numerator  of  which is an amount equal to such scheduled
principal  repayment and the denominator of which is the aggregate amount of all
remaining  scheduled  principal  repayments."

4.     Amendments  to Section 3.3.  Paragraph (b) of Section 3.3 of the Existing
       --------------------------
Credit  Agreement  is  hereby  deleted  in  its  entirety  and  replaced  by the
following:
          "(b)  (i)  If  on  any  date  on which a Borrowing Base Certificate is
required  to  be delivered pursuant to Section 6.2(c), the aggregate outstanding
principal  amount  of  the  Term Loans exceeds an amount equal to the sum of the
Term  Loan  Borrowing  Bases  and  the  Revolver  Reserve,  the  Borrower  shall
immediately  prepay the Term Loans in an aggregate amount equal to the amount of
such  excess.  The  amount of such payment shall reduce the Term Loan Facilities
on  a  dollar-for-dollar  basis  and  shall  be  applied  (A)  first against the
repayment  of Term Loan A to the extent that the outstanding principal amount of
Term  Loan  A exceeds the Term Loan A Borrowing Base, then against the repayment
of  Term Loan B to the extent that the outstanding principal amount of Term Loan
B  exceeds  the  Term  Loan B Borrowing Base, then against the repayment of Term
Loan  C  to  the  extent  that  the outstanding principal amount of Term Loans C
exceeds  the Term Loan C Borrowing Base, then against the repayment of Term Loan
D  to  the  extent that the outstanding principal amount of Term Loans D exceeds
the Term Loan D Borrowing Base, and then against the repayment of Term Loan E to
the  extent  that  the  outstanding principal amount of Term Loans E exceeds the
Term  Loan  E  Borrowing  Base,  and  (B)  in  each such case, against scheduled
repayments  of  principal  on  a  pro  rata  basis.
                                  ---------

          (ii)  Without in any way limiting the provisions of clause (i) of this
Section  3.3(b),  if at any time during the period commencing with and including
month  25  and  ending with and including month 35, in each case as set forth on
Schedule  2.3B  hereto,  the outstanding principal amount of Term Loan B exceeds
  ------------
the  sum  of  (i)  the Term Loan B Borrowing Base, (ii) the excess if any of the
Term Loan A Borrowing Base over the outstanding principal amount of Term Loan A,
(iii) the excess, if any, of the Term Loan C Borrowing Base over the outstanding
principal  amount  of  Term  Loan C, (iv) the excess, if any, of the Term Loan D
Borrowing Base over the outstanding principal amount of Term Loan D, and (v) the
excess, if any, of the Term Loan E Borrowing Base over the outstanding principal
amount  of  Term Loan E, the Borrower shall immediately prepay Term Loan B in an
amount  equal  to  such  deficiency.

          (iii) Without in any way limiting the provisions of clause (i) of this
Section  3.3(b),  if at any time during the period commencing with and including
month  22  and  ending with and including month 26, in each case as set forth on
Schedule 2.3Chereto, the outstanding principal amount of Term Loan C exceeds the
  -----------
sum  of  (i)  the Term Loan C Borrowing Base, (ii) the excess if any of the Term
Loan  A  Borrowing  Base  over  the outstanding principal amount of Term Loan A,
(iii)  the  excess if any of the Term Loan B Borrowing Base over the outstanding
principal  amount  of  Term  Loan  B,  (iv) the excess if any of the Term Loan D
Borrowing Base over the outstanding principal amount of Term Loan D, and (v) the
excess, if any, of the Term Loan E Borrowing Base over the outstanding principal
amount  of  Term Loan E, the Borrower shall immediately prepay Term Loan C in an
amount  equal  to  such  deficiency.

          (iv)  Without in any way limiting the provisions of clause (i) of this
Section  3.3(b),  if at any time during the period commencing with and including
month  22  and  ending with and including month 26, in each case as set forth on
Schedule  2.3D  hereto,  the outstanding principal amount of Term Loan D exceeds
  ------------
the  sum  of  (i)  the Term Loan D Borrowing Base, (ii) the excess if any of the
Term Loan A Borrowing Base over the outstanding principal amount of Term Loan A,
(iii)  the  excess if any of the Term Loan B Borrowing Base over the outstanding
principal  amount  of  Term  Loan  B,  (iv) the excess if any of the Term Loan C
Borrowing Base over the outstanding principal amount of Term Loan C, and (v) the
excess, if any, of the Term Loan E Borrowing Base over the outstanding principal
amount  of  Term Loan E, the Borrower shall immediately prepay Term Loan D in an
amount  equal  to  such  deficiency."

5.     Amendments  to  Section  3.5(g).  Section  3.5(g)  of the Existing Credit
       -------------------------------
Agreement  is  hereby  deleted  in  its  entirety and replaced by the following:
          "(g)  The  Borrower  agrees  that, upon the request of the Lender, the
Borrower  will  execute  and  deliver to the Lender (i) a promissory note of the
Borrower  evidencing Term Loan A of the Lender, in form and substance acceptable
to the Lender ("Term Note A"), (ii) a promissory note of the Borrower evidencing
                -----------
Term Loan B of the Lender, in form and substance acceptable to the Lender ("Term
                                                                            ----
Note  B"), (iii) a promissory note of the Borrower evidencing Term Loan C of the
- -------
Lender,  in  form and substance acceptable to the Lender ("Term Note C"), (iv) a
                                                           -----------
promissory  note  of  the Borrower evidencing Term Loan D of the Lender, in form
and substance acceptable to the Lender ("Term Note D"), (v) a promissory note of
                                         -----------
the  Borrower  evidencing  Term  Loan  E  of  the  Lender, in form and substance
acceptable to the Lender ("Term Note E"), (vi) a promissory note of the Borrower
                           -----------
evidencing  the Revolver Advances of the Lender in form and substance acceptable
to  the  Lender  (a  "Revolver  Note"),  and/or  (vii)  a promissory note of the
                      --------------
Borrower  evidencing the Open Purchasing Revolver Advances of the Lender in form
and  substance  acceptable  to the Lender (an "Open Purchasing Revolver Note")."
                                               -----------------------------

6.     Amendments  to  Section  6.2(c).  Section 6.2(c) is hereby deleted in its
       -------------------------------
entirety  and  replaced  by  the  following:
          "(c)  prior  to  2:00 p.m., New York City time on each Business Day, a
Borrowing  Base Certificate showing the Revolver Borrowing Base, the Term Loan A
Borrowing  Base,  the Term Loan B Borrowing Base, the Term Loan C Borrowing Base
the  Term  Loan D Borrowing Base and the Term Loan E Borrowing Base and the Term
Loan  F  Borrowing  Base (but only, (i) in the case of the Term Loan A Borrowing
Base,  in  connection  with the delivery of the first such certificate hereunder
and  in  each  case  that the Term Loan A Borrowing Base changes from the amount
thereof  most  recently  reported, (ii) in the case of the Term Loan B Borrowing
Base, in connection with the delivery of such certificate on the First Amendment
Effective Date and in each case that the Term Loan B Borrowing Base changes from
the  amount thereof most recently reported, (iii) in the case of the Term Loan C
Borrowing  Base,  in  connection  with  the  delivery of such certificate on the
Second  Amendment Effective Date and in each case that the Term Loan C Borrowing
Base changes from the amount thereof most recently reported, (iv) in the case of
the  Term  Loan  D  Borrowing  Base,  in  connection  with  the delivery of such
certificate on the Third Amendment Effective Date and in each case that the Term
Loan  D  Borrowing  Base changes from the amount thereof most recently reported,
and  (v)  in  the case of the Term Loan E Borrowing Base, in connection with the
delivery  of  such certificate on the Ninth Amendment Effective Date and in each
case  that  the  Term Loan E Borrowing Base changes from the amount thereof most
recently  reported,  in  each case as of the immediately preceding Business Day,
certified as complete and correct by a Responsible Officer or any vice president
on behalf of the Borrower, which Borrowing Base Certificate shall disclose daily
updates  of  the  amount  of  Eligible  Accounts  and  Eligible  Lease  Payment
Receivables,  weekly  updates of the amount of Eligible Inventory and the Forced
Liquidation  Value  of  Approved  Aircraft  when  required;"

7.     Amendments to Schedule I.  Schedule I to the Existing Credit Agreement is
       ------------------------
     hereby  amended  in  its  entirety  to  read  as is set forth on Schedule I
hereto.
8.     Amendments  to Schedule 1.1.  Schedule 1.1 to the Existing Credit amended
       ---------------------------
in  its  entirety  to  read  as  is  set  forth  on  Schedule  1.1  hereto.
9.     Amendments  to Schedules 2.3A, 2.3B, 2.3C and 2.3D. Schedules 2.3A, 2.3B,
       --------------------------------------------------
2.3C  and  2.3D are hereby amended to include Schedule 2.3E, which shall read as
is  set  forth  on  Schedule  2.3E  hereto.
ARTICLE  IV
Conditions  to  Effectiveness
          This  Ninth  Amendment,  and the modifications to the Credit Agreement
provided  for  herein,  shall become effective on the date (the "Ninth Amendment
                                                                ----------------
EffectiveDate")  on  which  all  of  the  following conditions have been (or are
  -------
concurrently  being)  satisfied:
  ---

1.     Each  of  the  Ninth  Amendment  Documents  shall  have been executed and
delivered  by  each  party  thereto.
2.     The  Lender shall have received executed legal opinions of Smith Gambrell
&  Russell,  LLP,  special  counsel  to  the  Borrower,  in  form  and substance
satisfactory  to the Lender and taking into account this Ninth Amendment and the
matters  contemplated  hereby  (including,  without  limitation,  opinions  with
respect  to  the validity of the Ninth Amendment Documents and the effectiveness
of  UCC  filings  in  each state where Collateral described therein is located).
Such  legal  opinion  shall  cover  such  matters  incident  to the transactions
contemplated  by this Ninth Amendment and the other Ninth Amendment Documents as
the  Lender  may  reasonably  require.
3.     The  Lender  shall  have  received  the executed legal opinion of Crowe &
Dunlevy, special FAA counsel to the Borrower, in form and substance satisfactory
to  the  Lender  taking  into  account  this  Ninth  Amendment  and  the matters
contemplated  hereby  (including,  without  limitation,  opinions  as  to  the
effectiveness  of the filing of the SkyWest Aircraft Leases with the FAA).  Such
legal opinion shall cover such matters incident to the transactions contemplated
by  this  Ninth Amendment' and the other Ninth Amendment Documents as the Lender
may  reasonably  require.
4.     The  Lender  shall have received a copy, in form and substance reasonably
satisfactory  to  the  Lender,  of  the  corporate  resolutions of the Borrower,
authorizing the Aircraft Acquisition and the execution, delivery and performance
     of  this  Ninth  Amendment and the other Ninth Amendment Documents to which
the Borrower is a party, certified by the Secretary or an Assistant Secretary of
the  Borrower as of the Ninth Amendment Effective Date, which certificates shall
state  that  the  resolutions  or authorizations thereby certified have not been
amended,  modified,  revoked  or  rescinded  as of the date of such certificate.
5.     The  Lender  shall  have  received  a  certificate of the Secretary or an
Assistant  Secretary  of the Borrower, dated the Ninth Amendment Effective Date,
as  to  the incumbency and signature of the officer(s) of the Borrower executing
each  Ninth  Amendment  Document  to  which it is a party and any certificate or
other  document to be delivered by it pursuant hereto, together with evidence of
the  incumbency  of  such  Secretary  or  Assistant  Secretary.
6.     The  Lender  shall have received true, correct and complete copies of the
Governing  Documents  of  the  Borrower,  certified  as  of  the Ninth Amendment
Effective Date, as true, correct and complete copies thereof by the Secretary or
an  Assistant  Secretary  of  the  Borrower.
7.     The  Lender  shall  have  received  copies  of certificates dated as of a
recent  date  from the Secretary of State or other appropriate authority of such
jurisdiction,  evidencing  the good standing of the Borrower in the State of its
organization  and  in  each  State  where  the  ownership, lease or operation of
property  or  the  conduct  of  business  requires  it  to  qualify as a foreign
corporation  or  other  entity  except where the failure to so qualify would not
have  a  Material  Adverse  Effect.
8.     The  Lender  shall have received all chattel paper original copies of the
SkyWest Leases and all documents required to be delivered under Article Three of
     the  Term  Loan  E  Aircraft  Chattel  Mortgages.
9.     Each  of  the  representations  and warranties made by the Borrower in or
pursuant  to  the  Credit  Documents  shall  be true and correct in all material
respects on and as of the Ninth Amendment Effective Date as if made on and as of
     such  date  (except to the extent the same relate to another, earlier date,
in which case they shall be true and correct in all material respects as of such
earlier  date).
10.     No  Default  or  Event of Default shall have occurred and be continuing.
11.     All  corporate and other proceedings, and all documents, instruments and
other  legal  matters  in  connection  with the transactions contemplated by the
Ninth  Amendment  Documents, the Existing Credit Agreement, the Credit Agreement
and  the  other  Credit  Documents  shall be reasonably satisfactory in form and
substance to the Lender, and the Lender shall have received such other documents
     in  respect  of  any aspect or consequence of the transactions contemplated
hereby  or  thereby  as  it  shall  reasonably  request.
12.     The  Lender shall have received a Borrowing Base Certificate showing the
Revolver  Borrowing  Base,  the  Term  Loan  A  Borrowing  Base, the Term Loan B
Borrowing  Base,  the Term Loan C Borrowing Base, the Term Loan D Borrowing Base
and  the  Term  Loan  E  Borrowing  Base,  in  each  case as of the Business Day
immediately  preceding  the  Ninth  Amendment  Effective  Date, with appropriate
insertions  and  dated  the Ninth Amendment Effective Date, satisfactory in form
and  substance  to  the  Lender,  executed  by a Responsible Officer or any Vice
President  of  the  Borrower.
13.     The  Lender  shall  have  received  evidence  in  form  and  substance
satisfactory  to  it that all of the requirements of Section 6.6 of the Existing
Credit  Agreement and Section 5(o) of the Borrower Security Agreement shall have
been  satisfied  with  respect  to  the  Term  Loan  E  Aircraft.
14.     The  Lender  shall  have  received  evidence  in  form  and  substance
satisfactory  to  it  that  all  filings,  recordings,  registrations  and other
actions,  including,  without  limitation, the filing of financing statements on
forms  UCC-l,  necessary  or, in the opinion of the Lender, desirable to perfect
the  Liens  created  by.  the Security Documents with respect to the Term Loan E
Aircraft  shall  have  been  completed.
15.     The  Borrower shall have acquired the Term Loan E Aircraft and all right
title  and  interest  of the lessor in the SkyWest Aircraft Leases, in each case
free  and  clear  of  all  Liens  other  than  liens  of  SkyWest is responsible
thereunder,  but  only to the extent that such Liens are permissible thereunder.
16.     The  Lender  shall  have  received each additional document, instrument,
legal  opinion  or  item  of  information  reasonably  requested  by the Lender,
including, without limitation, a copy of any debt instrument, security agreement
or  other  material  contract  to  which  the  Borrower  is  be  a  party.
ARTICLE  V
Miscellaneous
1.     Closing  Fee; Payment of Expenses.  (a)  On the Ninth Amendment Effective
       ---------------------------------
Date,  the Borrower shall pay to the Lender in immediately available funds a fee
equal  to  $30,000.00 (which shall be in addition to all fees paid to the Lender
prior  to  the  execution  and delivery of this Ninth Amendment).  The Lender is
hereby  authorized  to withhold the amount of such fee from the proceeds of Term
Loan  E.
(b)     Without  limiting  its  obligations  under  Section  9.5 of the Existing
Agreement,  the  Borrower  agrees  to pay or reimburse the Lender for all of its
reasonable  costs  and expenses incurred in connection with this Ninth Amendment
and  the  other  Ninth  Amendment  Documents, including, without limitation, the
reasonable  costs  and expenses of Cadwalader, Wickersham & Taft, counsel to the
Lender  and  expressly  acknowledge  that their obligations hereunder constitute
"Obligations"  within  the  meaning  of  the  Existing  Credit  Agreement.
2.     SkyWest  Aircraft  Lease  Supplement and Receipt.  Borrower hereby agrees
       ------------------------------------------------
that  that  it  shall  deliver  to  the  Lender an original executed copy of the
SkyWest Aircraft Lease Supplement and Receipt immediately upon its execution and
     delivery  by  the  Borrower  and  SkyWest.
3.     No Other Amendments; Confirmation.  Except as expressly amended, modified
       ---------------------------------
     and supplemented hereby and by the documents related hereto, the provisions
of  the Existing Credit Agreement and the other Credit Documents shall remain in
full  force  and  effect.
4.     Acknowledgment.  The  Borrower  hereby  acknowledges that (i) the SkyWest
       --------------
Consent  and  Agreement constitutes a Consent and Agreement under the Agreement,
and  (ii)  each  Term  Loan  E Aircraft Chattel Mortgage constitutes an Aircraft
Chattel  Mortgage  under  the  Agreement.
5.     Affirmation  by  Borrower.  The Borrower hereby consents to the execution
       -------------------------
and  delivery  of  this  Ninth  Amendment  and each of the other Ninth Amendment
Documents  to  which Borrower is a party and reaffirms its obligations under the
Credit  Documents.
6.     Governing  Law;  Counterparts.  (a)  This  Ninth Amendment and the rights
       -----------------------------
and  obligations  of  the parties hereto shall be governed by, and construed and
interpreted  in  accordance  with,  the  laws  of  the  State  of  New  York.
(b)     This  Ninth  Amendment  may  be  executed  by one or more of the parties
hereto  on  any  number  of  separate counterparts, and all of said counterparts
taken together shall be deemed to constitute one and the same instrument.  A set
     of the counterparts of this Ninth Amendment signed by all the parties shall
be  lodged  with  the  Borrower  and  the  Lender.  This  Ninth Amendment may be
delivered  by  facsimile  transmission  of  the relevant signature pages hereof.
                            [SIGNATURE PAGE FOLLOWS ]



          IN  WITNESS  WHEREOF,  the  parties  hereto  have  caused  this  Ninth
Amendment  to  be duly executed and delivered as of the day and year first above
written.

INTERNATIONAL  AIRLINE  SUPPORT
GROUP,  INC.


By  ___________________________________
Name:
Title:



BNY  FINANCIAL  CORPORATION



By  ___________________________________
Name:
Title: