48 CFR § 836.580
Notice to bidders—additive or deductive bid line items
November 17, 2020
The contracting officer may include the provision 852.236-92, Notice to Bidders—Additive or Deductive Bid Line Items, in invitations for bids when the contracting officer determines that funds may not be available for all the desired construction features at contract award.
[84 FR 9972, Mar. 19, 2019]