48 CFR § 52.217-9 - Option To Extend the Term of the Contract.
As prescribed in 17.208(g), insert a clause substantially the same as the following:
(a) The Government may extend the term of this contract by written notice to the Contractor within ___ [insert the period of time within which the Contracting Officer may exercise the option]; provided that the Government gives the Contractor a preliminary written notice of its intent to extend at least __ days [60 days unless a different number of days is inserted] before the contract expires. The preliminary notice does not commit the Government to an extension.
(b) If the Government exercises this option, the extended contract shall be considered to include this option clause.
(c) The total duration of this contract, including the exercise of any options under this clause, shall not exceed __ (months) (years).