Resolution BCB No. 343 – Provides for the necessary measures for the execution of the sharing of data and information on indications of fraud addressed by Joint Resolution No. 6, of 23 May 2023

Financial institutions, payment institutions and other entities authorized by the Central Bank of Brazil must record and share specific data on fraud indications within 24 hours of identification and submit a monthly compliance statement by the 15th of each month, with implementation deadlines of 1 February 2024 for the core measures and staggered deadlines of 30 October 2026 and 1 December 2026 for additional activities. The resolution also mandates system interoperability, technical security requirements (including annual intrusion tests), service‑level‑agreement parameters (99.8% availability and 2‑hour recovery), and a five‑year retention of documentation, and it becomes effective on 1 November 2023.

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RESOLUTION
BCB No. 343, OF OCTOBER 4, 2023

Provides for the necessary measures for the execution of the sharing of data and information on indications of fraud addressed by Joint Resolution No. 6, of 23 May 2023.

The Collegiate Board of the Central Bank of Brazil, in session held on 4 October 2023, pursuant to art. 9 of Law No. 4,595, of 31 December 1964, based on arts. 9‑A of Law No. 4,728, of 14 July 1965, 9, paragraph II, of Law No. 12,865, of 9 October 2013, and considering the provision of art. 9 of Joint Resolution No. 6, of 23 May 2023,

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Lineage: Amended

amendssupersedesissued underrefers toproposed or not in RegAlertarrows run from the older text to the one that changes it

Timeline

Amended 2 times · last 2026-05-19

2026-05-19BCBBCB Resolution No. 569 - Amends Resolution BCB No. 343 Regarding Data Sharing on Fraud Indicatorsamends
2026-03-03BCBBCB Resolution No. 552 of March 3, 2026amends

Source: Banco Central do Brasil — original document · Summary generated with machine assistance and reviewed before publication; the authoritative text is the regulator's original document. How RegAlert works