Circular Letter No. 3.677

The Head of the Department of Banking Operations and Payment System (Deban), using the attributions conferred upon him by art. 22, item I, subitem "a", and art. 96, item II, subitem "b", of the Internal Regulations of the Central Bank of Brazil, annexed to Administrative Rule No. 29.971, of 4 March 2005, and the Head of the Information Technology Department (Deinf), using the attributions conferred upon him by art. 45, item V, subitem "a" of the aforementioned Regulations, and in view of the provisions of arts. 3 and 4 of Circular No. 3.725, of 30 October 2014, R E S O L V E:

Art. 1 Financial institutions not participating in the Reserve Transfer System (STR) and subject to compulsory reserve requirements, mandatory deposits or mandatory targeting at the Central Bank of Brazil must, by 28 November 2014, request from Deban the release of access to the STR-Web application in the homologation and production environments.

Sole paragraph. The request must be made by sending an email (BC Correio) addressed to Deban/Diban with the subject "Request for release of access to STR-Web".

Art. 2 The guidelines for access to and use of the STR-Web application can be consulted in the "Manual of Access to STR via Internet", available at the electronic address http://www.bcb.gov.br/?MANACSTR .

Sole paragraph. Due to the comprehensiveness of the manual, for the purposes of sending and consulting information on compulsory reserve requirements, mandatory deposits and mandatory targeting, it is recommended to carefully read the following chapters:

• I. Chapter 2: Technical and security requirements;

• II. Chapter 3: Access to STR-Web;

• III. Chapter 4: Characteristics of STR-Web; and

• IV. Chapter 5: Characteristics of Portlets, sections 5.3 (Portlet Messages), 5.4 (Portlet Non-effective Entries), 5.7 (Portlet Schedules), 5.8 (Portlet Notices), 5.9 (Portlet Audit), 5.11 (Portlet Confirmation), 5.15 (Portlet Compulsory) and 5.16 (Portlet Compulsory Statement).

Art. 3 For the financial institutions referred to in art. 1, STR-Web will be available in the homologation and production environments as of 10 November 2014.

Art. 4 The financial institutions mentioned in art. 1 will have, as of 31 January 2015, the STR-Web application as the sole channel for sending and consulting information on compulsory reserve requirements, mandatory deposits and mandatory targeting.

Sole paragraph. The Sisbacen transaction PRCO500 (transaction of financial institutions in RCO) will remain available for sending and consulting information on compulsory reserve requirements, mandatory deposits and mandatory targeting until 24:00 on 30 January 2015.

Art. 5 In order to mitigate the risks inherent in the transition from the use of the PRCO500 transaction to STR-Web, it is up to the financial institution to ensure, within the deadlines provided in this Circular Letter, compliance with all technical requirements for use of the STR-Web application.

Sole paragraph. The following are also obligations of the financial institution:

• a) obtain a digital client certificate of type A3 (e-CPF) issued by a certification authority recognized by ICP-Brasil; and

• b) effect the granting to its branches of the access services to each portlet, which must be performed by the master, through the Sisbacen transaction PTRA700 (Sisbacen - Sector Security Management - IF Branch/Bacen Units).

Art. 6 This Circular Letter enters into force on the date of its publication.

Daso Maranhão Coimbra Marcelo José de Oliveira Yared Head of Deban Head of Deinf