; (B) the change in participation rate of the recycling program funded with the grant; (C) the reduction of contamination in the recycling stream as a result of the activities funded with the grant; and (D) such other information as the Administrator determines to be appropriate. (2) To Congress The Administrator shall submit to Congress an annual report describing— (A) the effectiveness of residential recycling programs awarded funds under the grant program, including statistics comparing the quantity and quality of recycled materials collected by those programs, as described in the reports submitted to the Administrator under paragraph (1); and (B) recommendations on additional actions to improve residential recycling. 4. Federal procurement Section 6002 of the Solid Waste Disposal Act ( 42 U.S.C. 6962 ) is amended— (1) in subsection (e), in the matter preceding paragraph (1), by striking and from time to time, revise and inserting review not less frequently than once every 5 years, and, if appropriate, revise, in consultation with recyclers and manufacturers of products containing recycled content, not later than 2 years after the completion of the initial review after the date of enactment of the Recycling Enhancements to Collection and Yield through Consumer Learning and Education Act of 2019 and thereafter, as appropriate ; and (2) by adding at the end the following: (j) Consultation and provision of information by Administrator The Administrator shall— (1) consult with each procuring agency, including contractors of the procuring agency, to clarify the responsibilities of the procuring agency under this section