Section 3427.409 - Solicitation provisions and contract clauses(a) The contracting officer must insert the clause at 3452.227-70 (Publication and publicity) in all solicitations and contracts other than purchase orders.(b) The contracting officer must insert the clause at 3452.227-71 (Advertising of awards) in all solicitations and contracts other than purchase orders.(c) The contracting officer must insert the clause at 3452.227-72 (Use and non-disclosure agreement) in all contracts over the simplified acquisition threshold, and in contracts under the simplified acquisition threshold, as appropriate.(d) The contracting officer must insert the clause at 3452.227-73 (Limitations on the use or disclosure of Government-furnished information marked with restrictive legends) in all contracts of third party vendors who require access to Government-furnished information including other contractors' technical data, proprietary information, or software.