Federal Reserve Bank of Dallas. "Title 12 - Chapter XII - Interest on Deposits, Circular No. 80-98," District Notices (Federal Reserve Bank of Dallas) (May 20, 1980). https://fraser.stlouisfed.org/scribd/?item_id=541025&filepath=/files/docs/historical/frbdal/circulars/frbdallas_circ_19800520_no80-098.pdf&start_page=1, accessed on September 22, 2017.
Regulation Q. Proposed Prohibition of Premiums on Deposits; Penalty-free Withdrawal of Interest Earned Etc.