In connection with the decision of the Polish Financial Supervision Authority of 3 March 2022 on the extension of the authorisation to provide clearing services as a CCP to the extent of activities connected with the clearing of repo transactions concluded in organised trading; the decision of the Polish Financial Supervision Authority and ESMA of 26 January 2022 on the validation of a significant change to the margining model consisting in the inclusion of additional components of total risk in the calculation of margins, i.e., wrong way risk (WWR), and liquidity and concentration risk (LCR); and the decisions of the Polish Financial Supervision Authority of 3 February and 3 March 2022 on approval of amendments to the Rules of Transaction Clearing (Organised Trading) and amendments to the Rules of the Clearing Fund, this is to inform you that the amendments to:

• the Rules of Transaction Clearing (Organised Trading),
• the Rules of the Clearing Fund,
• the Rules of the GPW BondSpot ATS Guarantee Fund,
• the Detailed Rules of Transaction Clearing (Organised Trading)

are available on the under the tab Rules/Organised trading and come into force on 25 April 2022.