The Central Bank of Colombia published an external regulatory circular updating the procedure for its Temporary Expansion Operation with promissory notes. The amendments, adopted under the Board’s External Resolution No. 3, are set to enter into force on 1 August 2025. The changes apply to specified sections of External Regulatory Circular CRE DOI-413 (Asunto 36) in the Manual of the Department of Institutional Operations and will be incorporated into the circular’s text when they become effective. The circular is addressed to the central bank’s head office and branches and a broad range of financial authorities and market participants, including the Financial Superintendence of Colombia, the Colombia Stock Exchange, banks, broker-dealers, fiduciaries, investment and pension fund managers, insurers, foreign-exchange intermediaries, central counterparty risk chambers and several public financial institutions.