Federal Reserve Bank of Dallas. "Regulation K - International Banking Operations, Circular No. 81-172," District Notices (Federal Reserve Bank of Dallas) (August 26, 1981). https://fraser.stlouisfed.org/scribd/?item_id=541354&filepath=/files/docs/historical/frbdal/circulars/frbdallas_circ_19810826_no81-172.pdf, accessed on November 23, 2017.
Amended Effective 7-29-81, to Include Certain Notes in Definition of Capital and Surplus. (Slip Sheet Amendment Later).