a contract that is entered into by the Administrator of General Services under the multiple award schedule program referred to in section 3012(3) of title 10;

a multiple award task order contract that is entered into under the authority of chapter 245 of title 10 or chapter 41 of this title; and

any other indefinite delivery, indefinite quantity contract that is entered into by the head of an executive agency with 2 or more sources pursuant to the same solicitation.

justifies the determination in writing.

require fair notice of the intent to make that purchase (including a description of the work to be performed and the basis on which the selection will be made) to be provided to all contractors offering the property or services under the multiple award contract; and

afford all contractors responding to the notice a fair opportunity to make an offer and have that offer fairly considered by the official making the purchase.

Notwithstanding paragraph (2), and subject to subparagraph (B), notice may be provided to fewer than all contractors offering the property or services under a multiple award contract as described in subsection (a)(3)(A) if notice is provided to as many contractors as practicable.

publish on FedBizOpps notice of all sole source task or delivery orders in excess of the simplified acquisition threshold that are placed against multiple award contracts not later than 14 days after the orders are placed, except in the event of extraordinary circumstances or classified orders; and

disclose the determination required by subsection (c)(1) related to sole source task or delivery orders in excess of the simplified acquisition threshold placed against multiple award contracts through the same mechanism and to the same extent as the disclosure of documents containing a justification and approval required by section 3204(e)(1) of title 10 and section 3304(e)(1) of this title, except in the event of extraordinary circumstances or classified orders.