(a)(7)(90)
The clause at 52.232-9005, Invoicing Instructions (Time-and-Materials or Labor-Hour task order Contract), may be used in solicitations and contracts when a time-and-materials or labor-hour task order contract is contemplated. The KO should consider using this clause when assurance of proper invoice verification is needed. If this clause is used, all subcontracts must be approved in writing by the Contracting Officer. Use this clause with FAR 52.211-2 and DFARS 252.232-7003.