Rule detail : 189753

ARG CB Electronic Payment Method

Updated on: Oct 22, 2026

Latest Event

Oct. 2026 ARG CB Updated MEP Provisions
On Oct. 19, 2026, ARG CB issued Circular SINAP 1-257, Communication A 8493.
Updates consolidated rules for Electronic Payment System (MEP), incorporating changes from Communications A 8474 (see #182747), B 13105, and B 13164.
MEP operates as a real-time gross settlement system enabling authorized participants to transfer funds through accounts maintained at ARG CB securely electronically.
Revised provisions clarify admin applications, submission channels, digital signature requirements, and exceptional paper filings during systems unavailability situations.
Rules update processes for creating, modifying, testing, and documenting MEP ops., including information provided through applicable participants operating manual.
Connectivity contingency procedures require ARG CB authorization, prescribed applications, authorized personnel, appropriate documentation.
Also, compliance with requirements for using backup arrangements when necessary.
Updated operational listings cover clearing, guarantees, capital markets, payment agreements, securities services, currency operations, cash requests, transfers.
Finally, the annex updates participating entities and operating schedules.
Communication 8493 enters into effect on Nov. 1, 2026.

On Oct. 30, ARG CB updated electronic payment method rules.

Communication “B” 13001/2025ARG CB issued Circular SINAP 1-192, Communication A 7878 referencing adjustments to the national payment system, specifically to the electronic payment method (MEP).
Adjustments Highlights
ARG CB informed through Com A 7878 on updates and adjustments to MEP regulations
Repealed points 2.2.3., 3.2., 3.3.,3.4.2., 5.1., 5.2., use of Web Services (WS).
Eliminated the MEP system of applets or small and simple applications.
Modified points 3.1., 4.5., 4.6., thereby updating the list of participating entities.
Updated Regulatory Text
ARG CB distributed as an Annex the text of the updated reference standards.
Effectiveness
Communication A 7878 enters into force on Oct. 31, 2023.
Nov. 2023 ARG CB Improvements to MEP
On Nov. 2, 2023, ARG CB issued Circular SINAP 1-193, Communication A 7879.
Communication A 7879 references the electronic payment method, as well as the transfers of funds from ARG CB to financial entities with immediate accreditation.
Informed re latest improvements to the Electronic Payment Method (MEP) system.
ARG CB will begin to use this system as a means to make payments to third parties.
Also will use to fund own accounts, to provide immediacy to the transfers it effects.
These operations will be carried out through internal operations, and will be coded in range between V00 to V9Z and explained what the payment instruction will include.
Among other, it will include Uniform Bank Code (CBU) to credit funds without delay.
If necessary, each entity must notify its competent areas depending on the transfer.
Reminded that the creation of each of these operations will be informed through Communication B and can be expected through the usual communication channels.
Mar. 2024 ARG CB Contingency Procedure
On Mar. 15, 2024, ARG CB issued Circular SINAP 1-204, Communication A 7981.
ARG CB distributed the updated regulatory text re electronic payment method (MEP).
Also informed that an application has been developed as general contingency strategy.
It serves as alternative for the MEP system in the event that the links are not active for sending operations through the API developed by the entities participating in MEP.
The application will provide an access point to the payment system at ARG CB facilities
New contingency procedure in force on day after publication of this Communication.
Jul. 2024 ARG CB New Transfer Process
On Jul. 31, 2024, ARG CB issued Communication B 12854 on third party accounts.
References new operation of electronic payment method (MEP) regarding transfers between individuals, Law 27.743, and special accounts for management of assets.
New transfers operation between third party accounts and transfers with special asset regularization accounts (CERA) will be enabled in the production environment.
Enabled as of the next business day after this Communication is released, i.e. Aug 1.
Aug. 2024 ARG CB Revocations
On Aug. 15, 2024, ARG CB issued Circular SINAP 1-216, Communication A 8088.
Communication A 8088 references adjustments to regulations governing the National payment system and transfers, and revoked point 4.3., point 6.4. of said regulations.
Aug. 16, 2024 ARG CB Updated Regulatory Text
On Aug. 16, 2024, ARG CB issued Circular SINAP 1-217, Communication A 8091.
ARG CB distributed the updated regulatory text as an attachment per Com A 8088.
The updated regulatory text becomes effective as of Aug. 17. 2024.
Aug. 28, 2024 ARG CB Official Publication
On Aug. 28, 2024, ARG CB published Communication A 8088, A 8091 re adjustments to regulations governing national payment system and transfers, in official gazette.
Sep. 12, 2024 ARG CB Adjustments
On Sep. 12, 2024, ARG CB published Circular SINAP 1-219, Communication A 8103.
Replaced point 3.12 of TO of National Payment System, Electronic Clearing Houses.
Electronic clearing houses must offer CUIT/CUIL/CDI/CBU/CVU/alias control service.
Service that can be accessed by public or private entities, whose operation requires ensuring that payments or payment requests are sent to the corresponding recipient.
The list of legal entities with access to service as of Dec. 31 of the previous year shall be emailed to the specified address on Mar. 31 of each year (or the next business day).
Replaced the last 2 paragraphs of point 9.2.1.1. of TO of National Payment System.
CEC-BV may exclude dates and operations of clearing products from the calculation.
The CEC-BV must email a report on Mar. 31 of each year (or next business day).
Modified point 3.8. of the TO on the National Payment System, Payment Services.
CEC-BV may assign an alias for each CBU or CVU that do not have one assigned.
Alias will arise from an algorithm that combines up to 4 simple words in Spanish.
Sep. 13, 2024 ARG CB Updated Regulatory Text
On Sep. 13, 2024, ARG CB issued Circular SINAP 1-220, Communication A 8104.
ARG CB distributed that updated regulatory text of the National Payment System – Electronic Clearing Houses regulations in accordance with Communication A 8103.
Communication A 8104 enters into force on Sep. 13, 2024.
Sep. 23, 2024 ARG CB Official Publication
On Sep. 23, 2024, ARG CB published Communication A 8103, A 8104 in official gazette
Jun. 12, 2025 ARG CB Clarification
On Jun. 12, 2025, ARG CB issued Communication B 13001 to clarify that mechanism in section 9.2.3.3. of the Electronic Clearing Houses is not exclusive to DEBIN instrument.
Also, other online crediting tools, immediate transfers by Newpay SAU, Red Link SA.
Each financial institution must indicate what fraction of the deducted amount it will allocate to cover outstanding balances during non-business days with each servicer.
Guarantees in favor of Low Value Electronic Clearing House for deferred credit tools.
Mechanism can be used on business days during hours when MEP is not operational.
Jul. 21, 2025 ARG CB Updated Regulatory Text
On Jul. 21, 2025, ARG CB published Circular SINAP 1-231, Communication A 8282.
ARG CB distributed updated regulatory text of the National Payment System – Electronic Clearing Houses regulations per clarifications in Communication B 13001.
Communication A 8282 comes into force on Jul. 22, 2025.
Jul. 24, 2025 ARG CB Official Publication
On Jul. 24, 2025, ARG CB published Communication A 8282 in the official gazette.
Aug. 2025 ARG CB Official Publication
On Aug. 7, 2025, ARG CB published Communication B 13001 in the official gazette.
Oct. 2025 ARG CB Recent Updates
On Oct. 14, 2025, ARG CB issued Circular SINAP 1-237, Communication A 8343.
Updated regulatory text of National Payment System - Electronic Payment Method.
Communication A 8343 comes into force on Oct. 15, 2025.
Oct. 17, 2025 ARG CB Official Publication
On Oct. 17, 2025, ARG CB published Communication A 8343 in the official gazette.
Oct. 2025 ARG CB Recent UpdatesOn Oct. 14, 2025, ARG CB issued Circular SINAP 1-237, Communication A 8343.Updated regulatory text of National Payment System - Electronic Payment Method.Communication A 8343 comes into force on Oct. 15, 2025.
Nov. 18, 2025 ARG CB Settlement of Guarantees
On Nov. 18, 2025, ARG CB published Circular SINAP 1-239, Communication A 8353.
Calculation, settlement of guarantees linked to ATM network for coverage of net debit balances will no longer be included in point 9.2.2. and will be adjusted to point 9.2.3.1.
Administrators and low-value electronic clearing house may consider the guarantee accounts and positions in both operations, for each currency class settled, jointly.
Until the unified calculation of the position and determination, integration, monitoring, and settlement of guarantee required in point 1 of this communication is implemented.
Allow low-value electronic clearing house to apply guarantees from online credit tools.
It will deduct amounts from guarantees integrated in its favor for such online tools.
The deadline for implementation of calculation, settlement will be Mar. 10, 2026.
Apr. 8, 2026 Guarantee Calculations
On Apr. 8, 2026, ARG CB published Circular SINAP 1-244, Communication A 8416.
Changes to Electronic Clearing Houses under National Payment System framework.
Updates the methodology for calculating guarantees, the simple arithmetic average used will now consider all net debtor balances recorded during the relevant quarter.
Charges for failures to pay net debtor balances to complete clearing and settlement.
First failure in each calendar year will not be subject to any charge and for each subsequent failure, a charge will apply based on rules in the Minimum Cash.
Requires all financial institutions participating in a low-value electronic clearing house to authorize the clearing house to instruct ARG CB to debit peso current accounts.
Mechanism will be used when participant has failed to pay its obligations and available guarantees, after execution, are insufficient to cover the outstanding debtor balance.
Financial institutions already authorized at the time of publication will not be subject to the new guarantee calculation formula until they grant the required authorization.
Transactions conducted as from Apr. 1, 2026, it amends Communication A 8353.
Newpay SAU, Red Link SA must inform institutions and COELSA, by 8:00 a.m. on following business day, of amount of guarantees covering transfers, ATM transactions.
Institutions must make on-account payment for amount through MEP by 11:00 a.m.
Revoked final paragraph of section 9.2.1.2 of Electronic Clearing Houses Regulations.
May 14, 2026 Updated Regulatory Text
On May 14, 2026, ARG CB published Circular SINAP 1-247, Communication A 8436.
ARG CB distributed updated regulatory text of National Payment System – Transfers regulations per Communication C 101699.
Communication A 8436 comes into force on May 15, 2026.
May 20, 2026 Official Publication
On May 20, 2026, ARG CB published Communication A 8436 in the official gazette.
Sep. 18, 2026 Electronic Clearing Houses Operating Hours
On Sep. 18, 2026, ARG CB published Communication B 13232 adjusting operating hours for settlement processes within the National Payments System.
Under the new schedule, settlements for real-time instruments including immediate fund transfers, ATM transactions, and DEBIN must be completed before 6:00 PM.
To meet this deadline, the submission closing time for all covered instruments will be set at 4:00 PM.
Clearing house administrators must deliver balance information to the low-value electronic clearing house by 4:30 PM.
Updated regulatory sheets reflecting these changes will be issued separately.
The new schedule will be effective as of March 1, 2027.
Oct. 2026 ARG CB Updated MEP Provisions
On Oct. 19, 2026, ARG CB issued Circular SINAP 1-257, Communication A 8493.
Updates consolidated rules for Electronic Payment System (MEP), incorporating changes from Communications A 8474 (see #182747), B 13105, and B 13164.
MEP operates as a real-time gross settlement system enabling authorized participants to transfer funds through accounts maintained at ARG CB securely electronically.
Revised provisions clarify admin applications, submission channels, digital signature requirements, and exceptional paper filings during systems unavailability situations.
Rules update processes for creating, modifying, testing, and documenting MEP ops., including information provided through applicable participants operating manual.
Connectivity contingency procedures require ARG CB authorization, prescribed applications, authorized personnel, appropriate documentation.
Also, compliance with requirements for using backup arrangements when necessary.
Updated operational listings cover clearing, guarantees, capital markets, payment agreements, securities services, currency operations, cash requests, transfers.
Finally, the annex updates participating entities and operating schedules.
Communication 8493 enters into effect on Nov. 1, 2026.

Regulators

ARG CB

Entity Types

Bank

Reference

Cir SINAP 1-257, Com A 8493, 10/19/2026; Com B 13232, 9/18/2026; OG, 5/20/2026; Cir SINAP 1-247, Com A 8436, 5/14/2026; OG, 4/8/2026; Com C 101699, 4/7/2026; Cir SINAP 1-244, Com A 8416, 4/1/2026; OG, 11/18/2025; Cir SINAP 1-239, Com A 8353, 11/12/2025; OG, 10/17/2025; Cir SINAP 1-237, Com A 8343, 10/14/2025; OG, 8/7/2025; OG, 7/24/2025; Cir SINAP 1-231, Com A 8282, 7/21/2025; Com B 13001, 6/12/2025; OG, 9/23/2024; Cir SINAP 1-220, Com A 8104, 9/13/2024; Cir SINAP 1-219, Com A 8103, 9/12/2024; OG, 8/28/2024; Cir SINAP 1-217, Com A 8091, 8/16/2024; Cir SINAP 1-216, Com A 8088, Rpl, 8/15/2024; Com B 12854, 7/31/2024; Cir SINAP 1-204, Com A 7981, 3/15/2024; Cir SINAP 1-193, Com A 7879, 11/2/2023; Cir SINAP 1-192, Com A 7878, 10/30/2023

Functions

Compliance; Operations; Settlement

Countries

Argentina