(1) The contracting officer may enter into a utility service contract related to the conveyance of a utility system for a period not to exceed 50 years (10 U.S.C.2688(d)(2)).

(2) The contracting officer may enter into an energy savings contract under 10 U.S.C. 2913 for a period not to exceed 25 years.

(3) See 217.174 for authority to enter into multiyear contracts for electricity from renewable energy sources.

(4) See PGI 241.103 for statutory authorities and maximum contract periods for utility and energy contracts.