Exhibit 10.8
                              TAX-SHARING AGREEMENT

         THIS  AGREEMENT is entered  into as of the 1st day of  December,  1997,
between Citizens  Utilities Company, a Delaware  corporation  ("Citizens"),  and
Electric Lightwave, Inc., a Delaware corporation ("Lightwave").

                                    RECITALS

         (A)  Citizens  owns all of the  issued and  outstanding  Class B Common
Stock of Lightwave.

         (B) Lightwave is effecting an initial public offering (the  "Offering")
of shares of Class A Common Stock of Lightwave (the "Class A Common Stock").

         (C) Upon  completion  of the  Offering,  Lightwave  will  cease to be a
wholly-owned  subsidiary  of Citizens and  Lightwave  may or may not cease,  for
United  States  federal  income  tax  purposes,  to  be a  member  of  Citizens'
consolidated group.

         (D) For state or local  franchise or income tax purposes  Lightwave may
in  any  event  continue  to  be  a  member  of  certain  unified,  combined  or
consolidated  groups which include Citizens  notwithstanding  the results of the
Offering.

         (E) The parties wish to address  certain tax matters which may arise as
a result of the Offering.

         NOW,  THEREFORE, in consideration of  the mutual covenants  hereinafter
set forth,  and for other good and valuable  consideration,  and intending to be
legally bound hereby, the parties hereby agree as follows:

         1.1 As used in this Agreement,  in addition to the terms defined in the
Preamble and  Recitals,  the following  terms will have the following  meanings,
applicable to both the singular and plural forms of the terms described:

         "CONSOLIDATED PERIODS":shall  mean,  with  respect  to  Lightwave,  the
taxable  periods or portions thereof  in which Lightwave will be a member of the
Citizens Federal Consolidated Group.

         "COMBINED PERIODS":shall mean, with respect  to Lightwave, the  taxable
periods or portions thereof in which Lightwave will be a member of the relevant
Citizens State Group.

         "EFFECTIVE DATE":means the date of this Agreement.

         "CITIZENS FEDERAL  CONSOLIDATED  GROUP":means  the  affiliated group of
corporations as defined in Section 1504 of the Internal Revenue Code of 1986, as
amended (the "Code"), which includes Citizens as the common parent.



         "CITIZENS STATE GROUP":shall  mean  any  unified, combined  or consoli-
dated groups for state  or local franchise or  income tax purposes which include
Citizens as the common parent.


         1.2  INTERNAL REFERENCES.  Unless   the  context  indicates  otherwise,
references to articles, sections and paragraphs shall refer to the corresponding
articles,  sections and paragraphs  in this  Agreement,  and  references  to the
parties  shall mean the parties to this Agreement.

           2. With respect to the Consolidated Periods and each of the Combined
Periods:

                 (a) Lightwave  shall be responsible for any and all liabilities
arising as a result of federal income tax, or state or local income,  franchise,
excise, single business, gross receipts or withholding tax, returns filed by, or
on behalf of, Lightwave on a separate-return basis.

                 (b)  With  respect  to the  portions  of the  Citizens  Federal
Consolidated Group or Citizens State Group tax liabilities that are allocable to
Lightwave,  Lightwave  shall pay to  Citizens an amount  equal to the  aggregate
relevant  federal,  state or local  income,  franchise  or similar  taxes  which
Lightwave would have been required to pay for such period if Lightwave had filed
a  separate  federal,  state or local  income or  franchise  tax  return in such
jurisdictions  at such time. For purposes of the preceding  sentence,  Lightwave
shall take into account all items of gain, income, deductions,  losses, credits,
carryovers  of losses and credits from prioR  taxable  years,  and all other tax
attributes of Lightwave,  which  attributes may be subject to limitations  under
the Code and applicable Treasury Regulations or analogous provisions of state or
local law, that would have been taken into account had Lightwave  actually filed
a separate return.

                 (c) Lightwave  shall be  responsible  for any tax liability due
any foreign  jurisdiction  arising as a result of its business activities and/or
domicile.

                 (d) Except as set forth below,  payments  required  pursuant to
Paragraph 2(b) of this Agreement  shall be billed to Lightwave by Citizens based
upon  estimated  payments  made by  Citizens to taxing  authorities,  with final
billing being made after filing of the returns. Such payments will be due within
thirty (30) days of receipt of the bill therefore. If income tax deficiencies or
tax refunds relating to Lightwave or its  subsidiaries  result from a tax audit,
amended return, claim, final determination by any court or otherwise are related
to the  relevant  tax returns for the  Consolidated  or  Combined  Periods,  the
amounts due under  Paragraph 2(b) of this  Agreement  shall be  recalculated  by
Citizens' Tax Department in accordance with the terms of such Paragraph,  and an
appropriate adjustment to payments due under that Paragraph shall be made.

           3. Citizens shall be obligated to pay over to Lightwave the amount of
any refund of, or in respect of, taxes to the extent such amount is attributable
to  taxes  paid  (or  deemed  to  have been paid)  by Lightwave pursuant to this
Agreement or otherwise.

           4. Notwithstanding  anything  to  the  contrary herein, neither party
shall be entitled to duplicate payments from the other party hereunder.Citizens'
Vice  President of  Taxes, in his  sole discretion,  may net any payments due to
Citizens from Lightwave pursuant to this Agreement against any amount due


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from Citizens to Lightwave pursuant to this Agreement or otherwise.

           5. Interest shall accrue on payments due or advances made under  this
Agreement  at  the  interest  rate  then  being charged by the  Internal Revenue
Service on United States federal income tax deficiencies.

           6. Citizens   agrees  that  it  will  indemnify  and  hold  Lightwave
harmless  from and against any  federal  income tax, or state or local  unitary,
combined  or  consolidated  income  or  franchise  tax,  liabilities  (including
interest,  penalties,  additions to tax,  legal fees,  court costs and any other
reasonable  costs of  defense)  with  respect to the  portion  of the  Citizens'
Federal  Consolidated  Group or  Citizens'  State Group tax  liability  which is
allocable to members of the Citizens'  Federal  Consolidated  Group or Citizens'
State Group, respectively, other than Lightwave.

           7. Lightwave agrees to:  (i)  provide  Citizens  access  to Lightwave
books and records;  (ii) provide  Citizens with papers,  schedules and any other
information or assistance  necessary to prepare tax returns or make computations
pursuant to this Agreement; (iii) maintain and preserve books, records and other
information as may be needed by Citizens  pursuant to this Agreement or pursuant
to the preparation of any required tax return or the conduct of any tax audit by
a  governmental  authority  for at least such time as has been  customary;  (iv)
cooperate in any audit or investigation  of tax returns and execute  appropriate
powers of attorney in  connection  therewith in favor of Citizens;  and (v) sign
all documents, including settlement agreements,  relating to the tax returns for
Consolidated Periods and/or Combined Periods.

           8. With  respect  to  all  taxable  periods  during  a   Consolidated
Period or Combined Period,  Citizens shall have sole and exclusive authority and
responsibility  for: (i)  preparing  any federal  income tax, or state and local
income,  franchise,  excise, single business, gross receipts or withholding tax,
returns (including any amended returns or claims for refund) of Lightwave;  (ii)
representing  Lightwave  with  respect to any  federal  income tax, or state and
local income, franchise,  excise, single business, gross receipts or withholding
tax, audit or contest (including,  without limitation,  any litigation regarding
either  the  relevant  taxes or refunds of the  same);  (iii)  engaging  outside
counsel and accountants  with respect to tax matters  regarding  Lightwave;  and
(iv) performing such other acts and duties with respect to Lightwave tax returns
as Citizens  determines is appropriate.  Citizens' Vice President of Taxes shall
have the  discretion  to  reasonably  determine  the intent of, and  resolve any
ambiguities  under this  Agreement.  Payments due under this  Agreement  may, in
Citizens' discretion,  be evidenced by a demand promissory note bearing interest
as provided in Paragraph 4.

           9. This  Agreement  is  entered  into  by the parties hereto on their
own behalf as well as on behalf of Citizen's other subsidiaries.  This Agreement
shall  be  deemed  to  have  been  joined  in  and  consented  to  by  all  such
subsidiaries,  without further action of them or the parties hereto. The parties
hereto hereby guarantee the performance by such subsidiaries of all the terms of
this  Agreement.  This  Agreement  shall also be binding upon,  and inure to the
benefit of, the successors and assigns of the parties hereto.


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         10. This Agreement may  be executed in  several  counterparts, each  of
which shall be an original, but all of which shall constitute one document.

         11.  This Agreement will be  governed  by, and construed in  accordance
with, the laws of the State of Delaware.































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                IN  WITNESS  WHEREOF,   the  parties  hereto  have  caused  this
Agreement to be executed as of the date first above written.

                                  ELECTRIC LIGHTWAVE, INC.


                                  By:/s/ David B. Sharkey
                                     --------------------
                                     Name:  David B. Sharkey
                                     Title:    President



                                  CITIZENS UTILITIES COMPANY


                                  By:/s/ Robert J. DeSantis
                                     ----------------------
                                     Name:  Robert J. DeSantis
                                     Title: Vice President and Treasurer





















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