40 CFR 247.6 - Affirmative procurement programs.
RCRA section 6002(i) provides that each procuring agency which purchases items designated by EPA must establish an affirmative procurement program, containing the four elements listed below, for procuring such items containing recovered materials to the maximum extent practicable:
(c) Procedures for obtaining estimates and certifications of recovered materials content and for verifying the estimates and certifications; and
Title 40 published on 2013-07-01
no entries appear in the Federal Register after this date.