(a) In General.—A contract or purchase on behalf of the Federal Government shall not be made unless the contract or purchase is authorized by law or is under an appropriation adequate to its fulfillment.

Terms Used In 41 USC 6301

  • Appropriation: The provision of funds, through an annual appropriations act or a permanent law, for federal agencies to make payments out of the Treasury for specified purposes. The formal federal spending process consists of two sequential steps: authorization
  • Contract: A legal written agreement that becomes binding when signed.

(b) Exception.—

(1) Definition.—In this subsection, the term “defined Secretary” means—

(A) the Secretary of Defense; or

(B) the Secretary of Homeland Security with respect to the Coast Guard when the Coast Guard is not operating as a service in the Navy.


(2) In general.—Subsection (a) does not apply to a contract or purchase made by a defined Secretary for clothing, subsistence, forage, fuel, quarters, transportation, or medical and hospital supplies.

(3) Current year limitation.—A contract or purchase made by a defined Secretary under this subsection may not exceed the necessities of the current year.

(4) Reports.—The defined Secretary shall immediately advise Congress when authority is exercised under this subsection. The defined Secretary shall report quarterly on the estimated obligations incurred pursuant to the authority granted in this subsection.


(c) Special Rule for Purchase of Land.—Land may not be purchased by the Federal Government unless the purchase is authorized by law.