Operating Rules Amending the Operating Rules of the Central Bank of Montenegro Payment System

Unofficial translation Pursuant to Article 44 paragraph 2 point 3 of the Central Bank of Montenegro Law (OGM 40/10, 46/10, 06/13, 70/17, 125/23) and Article 158 paragraph 3 of the Payment System Law (OGM 62/13, 111/22, 15/25), the Central Bank of Montenegro Council, at its meeting held on 9 July 2025, passed the following OPERATING RULES AMENDING THE OPERATING RULES OF THE CENTRAL BANK OF MONTENEGRO PAYMENT SYSTEM Article 1 In the Operating Rules of the Central Bank of Montenegro Payment System (OGM 48/14, 57/14, 47/25) in Article 28 paragraph 2, “until 17:00 hours” shall be replaced by “until 19:30 hours”. Article 2 In Article 33 paragraph 2, “until 17:00 hours” shall be replaced by “until 19:30 hours”. Article 3 In Article 38 paragraph 2, “to 19:00 hours” shall be replaced by “to 20:50 hours”. In paragraph 4, “to 17:30 hours” shall be replaced by “to 20:00 hours”. In paragraph 5, “from 17:30 to 19:00 hours” shall be replaced by “from 20:00 to 20:50 hours”. Article 4 In Article 41 paragraph 6, “until 17:00 hours” shall be replaced by “until 19:30 hours”. Article 5 In Article 67 paragraph 5, “no later than by 16:10 hours” shall be replaced by “no later than by 19:15 hours”. Article 6 In Article 77 paragraph 1, “until 16:15 hours” shall be replaced by “until 19:30 hours”. In paragraph 2, “no later than 16:00 hours” shall be replaced by “no later than 19:15 hours”.

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Rules amending Operating Rules of the Central Bank of Montenegro Payment System (OGM 074/25) 2 Article 7 In Article 86 paragraph 2, “to 19:00 hours” shall be replaced by “to 20:50 hours”. In paragraph 4, “to 16:30 hours” shall be replaced by “to 19:45 hours”. In paragraph 5, “from 16:30 to 19:00 hours” shall be replaced by “from 19:45 to 20:50 hours”. Article 8 Article 88 paragraph 2 shall be amended to read: “Periods established by the Daily Work Time Schedule of the DNS system shall mean as follows: a) Period: Beginning of Day The initiation of the “Beginning of Day” period shall start the DNS system. b) Period: Exchange of payment transaction messages for the first cycle After activating the “Exchange of payment transaction messages” period, the system is available to participants for sending payment transaction messages and other messages. c) Period: Clearing (the first cycle) Period in which the calculation in clearing is performed, as well as settlement finality of net positions at the accounts in the RTGS system and drawing up reports on executed transactions in the DNS system. d) Period: Clearing (the second cycle) Period in which the calculation in clearing is performed, as well as settlement finality of net positions at the accounts in the RTGS system and drawing up reports on executed transactions in the DNS system. e) Period: Clearing (the third cycle) Period in which the calculation in clearing is performed, as well as settlement finality of net positions at the accounts in the RTGS system and drawing up reports on executed transactions in the DNS system. f) Period: Clearing (the fourth cycle) Period in which the calculation in clearing is performed, as well as settlement finality of net positions at the accounts in the RTGS system and drawing up reports on executed transactions in the DNS system. g) Period: Clearing (the fifth cycle)

Unofficial translation

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Rules amending Operating Rules of the Central Bank of Montenegro Payment System (OGM 074/25) 3 Period in which the calculation in clearing is performed, as well as settlement finality of net positions at the accounts in the RTGS system and drawing up reports on executed transactions in the DNS system. h) Period: Preparation for the sixth cycle (pre-clearing) Period “Preparation for the sixth cycle (pre-clearing)” is the period when the participants may check the balance on their net position from the multilateral calculation in the clearing and use it for sending payment transaction messages for that day in the DNS system. i) Period: Clearing (the sixth cycle) Period in which the last calculation in clearing is performed, as well as settlement finality of net positions at the accounts in the RTGS system and drawing up the Report on executed transactions in the DNS system. j) Period: Stop clearing The “Stop clearing” period means the period of releasing reserved funds from the DNS system for that day. k) Period: Rejecting unexecuted messages The “Rejecting unexecuted messages” period is a part of the processing day during which the system rejects unexecuted payment transactions. l) Period: Creating reports in the RTGS system on net position in the DNS system In this period, the RTGS system creates reports on the participants’ net positions in the DNS system. m) Period: Archiving Data archiving period. n) Period: End of Day The “End of Day” period shall mean the end of the DNS system operations and end of the business day.” Article 9 In Article 89 paragraph 3, “the third cycle” shall be replaced by “the sixth cycle”. In paragraph 4, “no later than until 15:45 hours” shall be replaced by “not later than until 19:15 hours”. In paragraphs 5 and 6, “30 minutes” shall be replaced by “15 minutes”. Article 10

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Rules amending Operating Rules of the Central Bank of Montenegro Payment System (OGM 074/25) 4 In Annex 4 - Messages in MX and MT format, in Table „1. Messages in MX format“, for message “camt.025”, the purpose is amended to read “response to camt.007 request, request on amending the priority of payment transaction that is not yet cleared“. Table 1.4. Table of messages used in the RTGS and DNS systems - MX format shall be amended as follows: “1.4. Table of messages used in the RTGS and DNS systems - MX format Messages that a participant sends to the RTGS and the DNS systems Poruke koje RTGS i DNS sistem šalje učesniku pacs.008 – Credit transfer - group pacs.002/pacs.008 pacs.008 – Credit transfer - individual camt.054 (DBIT/CRDT) pacs.002 pacs.009 camt.054 (DBIT/CRDT) pacs.002 camt.060 camt.052 camt.056 camt.029 pacs.028 pacs.002 camt.007 camt.025 camt.033 camt.034 camt.050 camt 051 camt.048 camt.047 camt.046 camt.047 camt.018 camt.019 camt.009 camt.010 camt.011 camt.998 / TEXTMESSAGE camt.998 / TEXTMESSAGE camt.998 CHANGEPASSWORD camt.998 LOCKACCOUNT camt.998 PRTCPNT STATUS camt.998 UNLOCKACCOUNT camt.086 camt.053 admi.002 admi.004 “. Article 11 Prilog 9 - Dnevni terminski plan rada RTGS i DNS sistema mijenja se i glasi: Annex 9 – Daily work time schedule of RTGS and DNS systems shall amended as follows:

Unofficial translation

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Rules amending Operating Rules of the Central Bank of Montenegro Payment System (OGM 074/25) 5 “DAILY WORK TIME SCHEDULE OF RTGS AND DNS SYSTEMS a) DAILY WORK TIME SCHEDULE OF THE RTGS SYSTEM Beginning of Day 08.30-09.00 Exchange of payment transaction messages 09.00-20.00 Stop RTGS system 20.00-20.01 Rejecting unexecuted messages 20.01-20.05 Creating reports on executed payment transactions 20.05-20.15 Creating reports on the daily charge of the Central Bank fee 20.15-20.25 Archiving 20.25-20.50 End of Day 20.50 b) DAILY WORK TIME SCHEDULE OF THE DNS SYSTEM Beginning of Day 08.30-09.00 Exchange of payment transaction messages 09.00-19.30 Clearing (the first cycle) 10.00-10.15 Clearing (the second cycle) 12.00-12.15 Clearing (the third cycle) 14.00-14.15 Clearing (the fourth cycle) 16.00-16.15 Clearing (the fifth cycle) 18.00-18.15 Preparation for the sixth cycle (pre-clearing) 19.15-19.30 Clearing (the sixth cycle) 19.30-19.45 Stop clearing 19.45 -20.00 Rejecting unexecuted messages 20.01-20.05 Creating reports in the RTGS system on net position in the DNS system 20.05-20.15 Archiving 20.25 -20.50 End of Day 20.50 “.

Unofficial translation

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Rules amending Operating Rules of the Central Bank of Montenegro Payment System (OGM 074/25) 6 Article 12 These Rules shall enter into force on the day of their publication in the Official Gazette of Montenegro and shall apply from 18 August 2025. THE COUNCIL OF THE CENTRAL BANK OF MONTENEGRO Decision number 0101-5501-3/2025 CHAIRPERSON Podgorica, 9 July 2025 GOVERNOR

Irena Radović, m.p.