Section 832.111-70 - VA contract clauses for non-commercial purchases(a)(1) Insert the clause at 852.232-70, Payments Under Fixed-Price Construction Contracts (Without NAS-CPM) in solicitations and contracts that contain the FAR clause at 52.232-5, Payments Under Fixed-Price Construction Contracts, and if the solicitation or contract does not require use of the "Network Analysis System-Critical Path Method (NAS-CPM)."(2) If the solicitation or contract includes guarantee period services, the contracting officer shall use the clause with its Alternate I.(b)(1) Insert the clause at 852.232-71, Payments Under Fixed-Price Construction Contracts (Including NAS-CPM), in solicitations and contracts that contain the FAR clause at 52.232-5, Payments Under Fixed-Price Construction Contracts, and if the solicitation or contract requires use of the "Network Analysis System-Critical Path Method (NAS-CPM)."(2) If the solicitation or contract includes guarantee period services, the contracting officer shall use the clause with its Alternate I. 83 FR 49306 , Oct. 1, 2018