Filed  by  Ashland  Inc.  pursuant  to  Rules  165  and  425
               promulgated  under the  Securities  Act of 1933, as amended,
               and deemed filed pursuant to Rule 14a-12  promulgated  under
               the Securities Exchange Act of 1934, as amended.

                                               SubjectCompany: Ashland Inc.
                                               Commission File No.: 001-02918

            (Excerpt from a press release issued May 16, 2005)



ASHLAND, MARATHON AND IRS REACH
CLOSING AGREEMENT ON TAXATION OF MAP TRANSFER


Covington,  Ky. - Ashland Inc.  (NYSE:  ASH) and  Marathon Oil  Corporation
(NYSE:  MRO) today  executed  a closing  agreement  with the IRS  regarding
various tax  consequences of the companies'  amended  agreement under which
Ashland  plans to transfer  its  38-percent  interest  in Marathon  Ashland
Petroleum LLC (MAP) and two other businesses to Marathon.
         As  announced  on April  28,  2005,  under  terms  of the  amended
transfer  agreement,  the  completion  of the  transfer is  conditioned  on
Ashland and Marathon  entering into a closing  agreement with the IRS. This
condition has now been satisfied.
         The  transaction  continues to be subject to, among other  things,
approval by Ashland's  shareholders  and consent from Ashland's public debt
holders.  Ashland and  Marathon  have agreed to use their  reasonable  best
efforts to complete the transaction by June 30, 2005. The termination  date
for the transaction is September 30, 2005.

ABOUT ASHLAND
         Ashland (NYSE: ASH) is a Fortune 500 transportation  construction,
chemicals and petroleum company providing  products,  services and customer
solutions  throughout  the  world.  To  learn  more  about  Ashland,  visit
www.ashland.com.

FORWARD-LOOKING STATEMENTS
This news release contains forward-looking  statements,  within the meaning
of  Section  27A of the  Securities  Act of  1933  and  Section  21E of the
Securities  Exchange Act of 1934. These statements include those that refer
to  Ashland's  expectations  about the MAP  transaction.  Although  Ashland
believes its  expectations are based on reasonable  assumptions,  it cannot
assure the  expectations  reflected  herein  will be  achieved.  The risks,
uncertainties, and assumptions include the possibility that Ashland will be
unable to fully realize the benefits  anticipated from the MAP transaction;
the  possibility  the  transaction  may not close  including as a result of
failure of Ashland to obtain the  approval  of its  shareholders  and other
risks that are described  from time to time in the  Securities and Exchange
Commission  (SEC)  reports of Ashland.  Other  factors and risks  affecting
Ashland are contained in Ashland's  Form 10-K,  as amended,  for the fiscal
year ended Sept.  30, 2004,  filed with the SEC and  available on Ashland's
Investor  Relations  website  at  www.ashland.com/investors  or  the  SEC's
website at  www.sec.gov.  Ashland  undertakes no obligation to subsequently
update or revise the  forward-looking  statements made in this news release
to reflect events or circumstances after the date of this news release.

ADDITIONAL INFORMATION ABOUT THE MAP TRANSACTION
In connection  with the proposed  transaction,  Ashland filed a preliminary
proxy  statement  on  Schedule  14A with  the SEC on June  21,  2004 and an
amended preliminary proxy statement on Schedule 14A on August 31, 2004. ATB
Holdings Inc. and New EXM Inc. filed a  registration  statement on Form S-4
with the SEC on October  12,  2004,  and  amendments  to that  registration
statement on Form S-4/A with the SEC on May 2, 2005, and May 10, 2005, each
of  which   included   further   amendments   to  the   preliminary   proxy
statement/prospectus.  Investors  and  security  holders  are urged to read
those  documents  and any other  relevant  documents  filed or that will be
filed with the SEC,  including the  definitive  proxy  statement/prospectus
regarding the proposed  transaction as they become available,  because they
contain,  or will contain,  important  information.  The  definitive  proxy
statement/prospectus  will be filed with the SEC by Ashland,  and  security
holders may obtain a free copy of the definitive proxy statement/prospectus
when it  becomes  available,  and  other  documents  filed  with the SEC by
Ashland,  including the preliminary proxy statement at the SEC's website at
www.sec.gov. The definitive proxy statement/prospectus, and other documents
filed with the SEC by Ashland,  including the preliminary  proxy statement,
may also be  obtained  for free in the SEC  filings  section  on  Ashland's
Investor Relations website at www.ashland.com/investors,  or by directing a
request to Ashland at 50 E.  RiverCenter  Blvd.,  Covington,  KY 41012. The
respective  directors and  executive  officers of Ashland and other persons
may be deemed to be  participants  in solicitation of proxies in respect of
the proposed  transaction.  Information  regarding  Ashland's directors and
executive  officers is available in its proxy  statement filed with the SEC
by Ashland on December 14, 2004. Investors may obtain information regarding
the interests of participants in the  solicitation of proxies in connection
with the transaction referenced in the foregoing information by reading the
definitive proxy statement/prospectus when it becomes available.