12 C.F.R. § 271.10
(a) Federal Register. The Committee publishes, or incorporates by reference, in the Federal Register for the guidance of the public:
(b) Publicly available information—(1) Electronic reading room. Information relating to the Committee, including its open market operations, is made publicly available on the websites of the Board and the Federal Reserve Banks, as well as in the Committee's electronic reading room, https://www.federalreserve.gov/foia/fomc/readingrooms.htm#rr1. The Committee also makes the following records available in its electronic reading room.
(iv) Copies of all records, regardless of form or format—
(B) (1) That because of the nature of their subject matter, the Committee has determined have become or are likely to become the subject of subsequent requests for substantially the same records; or
(2) That have been requested three or more times.