Exhibit 99.8
EXECUTION VERSION
February 6, 2014
| To: | Aetna Inc. |
| Attn: | David Buda, |
Vice President and Assistant Treasurer
| Email: | BudaD@aetna.com |
| To: | J.P. Morgan Securities LLC |
| Attn: | Chong Ni |
| Email: | chong.ni@jpmorgan.com |
Acceptance of Maturity Date Extension Request
Reference is made to the Five-Year Credit Agreement dated as of March 27, 2012, as amended as of September 24, 2012 (the “Credit Agreement”), among Aetna Inc. (the “Company”), the lenders party thereto (the “Lenders”), the syndication and documentation agents party thereto and JPMorgan Chase Bank, N.A., as administrative agent. Capitalized terms used but not defined herein shall have the meanings set forth in the Credit Agreement.
The undersigned Lender has received the Borrower's Maturity Date Extension Request dated January 23, 2014, and, pursuant to Section 2.08(d) of the Credit Agreement, hereby agrees to the extension of the Maturity Date to March 27, 2019.
Name of Institution:
CREDIT SUISSE AG CAYMAN ISLANDS BRANCH,
by: /s/ Christopher Day ,
Name: Christopher Day
Title: Authorized Signatory
by:1 /s/ Samuel Miller ,
Name: Samuel Miller
Title: Authorized Signatory
_____________________________
1 For any institution requiring a second signature line.