CONSENT AND WAIVER NO. 2

        CONSENT  AND  WAIVER NO.  2 (the "Consent and Waiver"), dated as of July
31, 1995, by  and  among  Tesoro  Petroleum  Corporation  (the "Company"), Texas
Commerce Bank National Association ("TCB"), individually, as an Issuing Bank and
as Agent (the "Agent"), Banque Paribas ("BP"), individually, as an Issuing  Bank
and  as  Co-Agent,  and  Bank  of  Scotland,  Christiania Bank, The Bank of Nova
Scotia, NBD Bank, Bank of America  Illinois,  First Union National Bank of North
Carolina, National Bank of Canada and The Frost National Bank.

                                   WITNESSETH

        WHEREAS, the Company has entered into a Credit Agreement,  dated  as  of
April  20,1994,  among the Company, TCB, individually, as an Issuing Bank and as
Agent, BP, individually, as  an  Issuing  Bank  and  as  Co-Agent, and the other
financial institutions parties thereto (the "Credit Agreement"; all  capitalized
terms  used  herein  and  not  otherwise  defined herein shall have the meanings
ascribed thereto in the Credit Agreement);

        WHEREAS, the Company has requested  that Majority Lenders consent to the
waiver of the Company's obligation to cause the Tesoro  Refining  and  Marketing
Group to maintain the Tesoro Refining and Marketing Group EBITDA for the Rolling
Period ending on June 30,1995;

        WHEREAS,  the  Agent,  the  Issuing Banks and the Lenders are willing to
agree to the consent and waiver  contained  herein upon the terms and conditions
set forth below;

        NOW, THEREFORE, the parties hereto agree as follows:

        SECTION 1. Consent and Waiver.  The Majority Lenders hereby  consent  to
the  waiver  of  the  Company's  obligations under Section 5.03(d) to the Credit
Agreement to cause  the  Tesoro  Refining  and  Marketing  Group to maintain the
Tesoro Refining and Marketing Group EBITDA  of  at  least  $15,000,000  for  the
Rolling  Period  ending  on June 30, 1995; provided, however, the Company agrees
that it will be required  to  comply  in  full  with such Section 5.03(d) of the
Credit Agreement for the Rolling Period ending on September 30,1995.

        SECTION 2. Representations and  Warranties.   On  and  as  of  the  date
hereof,  after  giving effect to this Consent and Waiver, the Company represents
and warrants the following:

        (a) all of  the  representations  and  warranties  in  Article IV of the
Credit Agreement are true and correct in all material respects as if made on and
as of the date of this Consent  and  Waiver,  except  to  the  extent  any  such
representation or warranty relates specifically to an earlier date;

        (b)  no  Default  or Event of Default has occurred and is continuing, or
would result from the effectiveness of this Consent and Waiver; and

        (c) The execution and delivery by the Company of this Consent and Waiver
are within the Company's powers and  have  been duly authorized by all necessary
corporate or other action.

        SECTION 3. Effect on Credit Apreement.  Except  to  the  extent  of  the
consents and waivers specifically set forth herein, all provisions of the Credit
Agreement  and the other Security Instruments are and shall remain in full force
and effect and  are  hereby  ratified  and  confirmed  in  all respects, and the
execution, delivery and effectiveness of  this  Consent  and  Waiver  shall  not
operate  as  a  waiver  of  any  provision  of the Credit Agreement or any other
Security Instrument not specifically referred to herein.

        SECTION 4. Execution in Counterparts.   This  Consent  and Waiver may be
executed in any number of counterparts, and by the parties  hereto  in  separate
counterparts,  each  of which when so executed shall be deemed to be an original
and all of which taken together shall constitute one and the same agreement.

        SECTION 5. GOVERNING LAW.  THIS CONSENT  AND WAIVER SHALL BE GOVERNED BY
AND CONSTRUED IN ACCORDANCE WITH THE APPLICABLE  LAWS  OF  THE  STATE  OF  TEXAS
WITHOUT REFERENCE TO PRINCIPLES OF CONFLICT OF LAWS.

        SECTION 6. Previous Agreements.  This Consent  and Waiver supersedes any
and all  previous  agreements,  documents  and  understandings  relating  to the
consents and waivers set forth herein, to the extent inconsistent herewith.

        IN WITNESS WHEREOF, the parties hereto  have  caused  this  Consent  and
Waiver  to  be duly executed and delivered by their respective officers or other
duly authorized representatives as of the date first above written.

                                       COMPANY:

                                       TESORO PETROLEUM CORPORATION

                                       By: /s/ William T. Van Kleef
                                         Name:   William T. Van Kleef
                                         Title:  Vice President, Treasurer

                                      -2-


                                       AGENT, ISSUING BANKS AND LENDERS:

                                       TEXAS COMMERCE BANK NATIONAL
                                       ASSOCIATION, individually, as an Issuing
                                       Bank and as Agent

                                       By: /s/ D. G. Mills
                                         Name:   D. G. Mills
                                         Title:  Vice President

                                      -3 -


                                       BANQUE  PARIBAS, individually, as an
                                       Issuing Bank and as Co-Agent

                                       By: /s/ Brian Malone
                                         Name:   BRIAN MALONE
                                         Title: VICE PRESIDENT


                                       By: /s/ Barton D. Schouest
                                         Name:   Barton D. Schouest
                                         Title:  Group Vice President

                                      -4-


                                       BANK OF SCOTLAND

                                       By:  /s/ Catherine M. Oniffrey
                                         Name:   CATHERINE M. ONIFFREY
                                         Title:  VICE PRESIDENT

                                      -5-


                                       CHRISTIANIA BANK

                                       By: /s/ Peter M. Dodge
                                         Name:   PETER M. DODGE
                                         Title:  VICE PRESIDENT

                                       By: /s/ Debra Ives
                                         Name:   DEBRA IVES
                                         Title:  VICE PRESIDENT

                                      -6-


                                       THE BANK OF NOVA SCOTIA

                                       By: /s/ F. C. H. Ashby
                                         Name:   F.C.H. Ashby
                                         Title:  Senior Manager Loan Operations
                                      -7-


                                       NBD BANK

                                       By: /s/ Russell H. Liebetrau, Jr.
                                         Name:   RUSSELL H. LIEBETRAU, JR.
                                         Title:  Vice President

                                      -8-


                                       BANK OF AMERICA ILLINOIS

                                       By: /s/ Ronald E. McKaig
                                         Name:   Ronald E. McKaig
                                         Title:  Vice President


                                      -9-


                                       FIRST UNION NATIONAL BANK OF NORTH
                                       CAROLINA

                                       By: /s/ Michael J. Kolosowsky
                                         Name:   Michael J.  Kolosowsky
                                         Title:  Vice President

                                      -10-


                                       NATIONAL BANK OF CANADA

                                       By: /s/ Larry L. Sears
                                         Name:   Larry L. Sears
                                         Title:  Group Vice President

                                       By: /s/ Douglas G. Clark
                                         Name:   Douglas G. Clark
                                         Title:  Vice President

                                      -11-


                                       THE FROST NATIONAL BANK

                                       By: /s/ Phil Dudley
                                         Name:   Phil Dudley
                                         Title:  Vice President

                                      -12-