Official text of 1552.211-75
As prescribed in 1511.011-75, insert the following clause in all applicable EPA contracts.
Working Files (APR 1984)
The Contractor shall maintain accurate working files (by task or work assignment) on all work documentation including calculations, assumptions, interpretations of regulations, sources of information, and other raw data required in the performance of this contract. The Contractor shall provide the information contained in the contractor's working files upon request of the Contracting Officer.
(End of clause)
Where it's prescribed
As prescribed in 1511.011-75, insert the following clause in all applicable EPA contracts.
Verifying this text
The text above is reproduced verbatim from GSA's published source files for the Environmental Protection Agency supplement. The controlling version is the one in the Code of Federal Regulations: 1552.211-75 on eCFR.