S. Rept. 117-25: Providing Accountability Through Transparency Act of 2021, Report to Accompany S. 522, Including Cost Estimate of the Congressional Budget Office, June 21, 2021 [open pdf - 343KB]
From the Purpose and Summary: "The Providing Accountability Through Transparency Act of 2021 requires Federal agencies to include, as part of a notice of proposed rule making (NPRM), a link to a 100-word-or-less plain-language summary of the proposed rule. The summary itself will be made available on the website regulations.gov."
S. Rept. 117-25; Senate Report 117-25
U.S. Government Publishing Office: http://www.gpo.gov/