PART 1843 - CONTRACT MODIFICATIONS
Subpart 1843.2 - Change Orders
1843.205 Contract clauses.
As authorized in the prefaces of clauses FAR 52.243-1, Changes - Fixed Price; FAR 52.243-2, Changes - Cost Reimbursement; and FAR 52.243-4, Changes; and in the prescription at 43.205(c) for FAR 52.243-3, Changes - Time-and-Material or Labor-Hours, the period within which a contractor must assert its right to an equitable adjustment may be varied not to exceed 60 calendar days.
1843.205-70 NASA contract clauses.
The contracting officer may insert a clause substantially as stated at 1852.243-72, Equitable Adjustments, in solicitations and contracts for -
(a) Dismantling, demolishing, or removing improvements; or
(b) Construction, when the contract amount is expected to exceed the simplified acquisition threshold and a fixed-price contract is contemplated.