Third Supplement dated 20 December 2019 to the Base Prospectus dated 18 March 2019 as supplemented by the First Supplement dated 5 June 2019, and the Second Supplement dated 19 August 2019 This document constitutes a supplement (the "Third Supplement") for the purposes of Article 13 of the Luxembourg Law on Prospectuses (as defined below) in connection with Article 46 para. 3 of Regulation (EU) 2017/1129 to two base prospectuses: (i) the base prospectus of BAWAG Group AG in respect of non-equity securities within the meaning of Article 22 (6) no.(4) of the Commission Regulation (EC) No. 809/2004 of 29 April 2004, as amended, ("Non-Equity Securities") and (ii) the base prospectus of BAWAG P.S.K. Bank für Arbeit und Wirtschaft und Österreichische Postsparkasse Aktiengesellschaft in respect of Non-Equity Securities (together, the "Debt Issuance Programme Prospectus" or the "Base Prospectus"). This Third Supplement is supplemental to, and should be read in conjunction with the Debt Issuance Programme Prospectus dated 18 March 2019, as supplemented by the First Supplement dated 5 June 2019 (the "First Supplement") and the Second Supplement dated 19 August 2019 (the "Second Supplement"). BAWAG Group AG BAWAG P.S.K. Bank für Arbeit und Wirtschaft und Österreichische Postsparkasse Aktiengesellschaft Vienna, Republic of Austria Vienna, Republic of Austria – Issuer – – Issuer – EUR 10,000,000,000 Debt Issuance Programme (the "Programme") The Issuers have requested the Commission de Surveillance du Secteur Financier of the Grand Duchy of Luxembourg (the "CSSF") in its capacity as competent authority under the Luxembourg act relating to prospectuses for securities dated 10 July 2005 (Loi du 10 juillet 2005 relative aux prospectus pour valeurs mobilières), as amended (the "Luxembourg Law on Prospectuses"), to provide the competent authorities in the Federal Republic of Germany and the Republic of Austria as soon as possible after approval of this Third Supplement has been granted, with a certificate of such approval (the "Notification") attesting that the Third Supplement has been drawn up in accordance with the Luxembourg Law on Prospectuses. The Issuer may request the CSSF to provide competent authorities in additional host Member States within the European Economic Area with a Notification. This Third Supplement has been prepared following the publication of the half-year financial reports by BAWAG Group AG and BAWAG P.S.K. Bank für Arbeit und Wirtschaft und Österreichische Postsparkasse Aktiengesellschaft, respectively, and in order to account for recent changes of regulatory banking laws. This Third Supplement will be published in the same way as the Debt Issuance Programme Prospectus in electronic form on the website of the Luxembourg Stock Exchange (www.bourse.lu) and will be available free of charge at the specified offices of the Issuers. In accordance with Article 13 paragraph 2 of the Luxembourg Law on Prospectuses, where the Debt Issuance Programme Prospectus relates to an offer of Notes to the public, investors who have already agreed to purchase or subscribe for Notes before this Third Supplement is published have the right, exercisable within a time limit of two working days after the publication of this Third Supplement, until 24 December 2019, to withdraw their acceptances provided that the new factor, mistake or inaccuracy referred to in Article 13 paragraph 1 of the Luxembourg Law on Prospectuses arose before the final closing of the offer to the public and the delivery of the Notes. This Third Supplement may only be used for the purpose for which it has been published as set out below. This Third Supplement may not be used for the purpose of an offer or solicitation by and to anyone in any jurisdiction in which such offer or solicitation is not authorised or to any person to whom it is unlawful to make such an offer or solicitation. This Third Supplement does not constitute an offer or an invitation to subscribe for or purchase any of the Notes. 2 BAWAG with its registered office in Vienna, Austria, and BAWAG P.S.K. with its registered office in Vienna, Austria, accept responsibility for the information given in this Third Supplement. Each Issuer hereby declares that, having taken all reasonable care to ensure that such is the case, the information contained in this Third Supplement is, to the best of its knowledge, in accordance with the facts and contains no omission likely to affect its import. Terms defined or otherwise attributed meanings in the Base Prospectus have the same meaning in this Third Supplement unless otherwise defined herein. This Third Supplement shall only be distributed in connection with and should only be read in conjunction with the Base Prospectus. To the extent that there is any inconsistency between any statement in this Third Supplement and any other statement in or incorporated by reference in the Base Prospectus, the statements in this Third Supplement will prevail. Save as disclosed in this Third Supplement, there has been no other significant new factor, material mistake or inaccuracy relating to information included in the Base Prospectus which is capable of affecting the assessment of Notes issued under the Programme since the publication of the Base Prospectus. Each Issuer has confirmed to the Dealers that the Base Prospectus and this Third Supplement contain all information with regard to the Issuers and the Notes which is necessary to enable investors to make an informed assessment of the assets and liabilities, financial position, profit and losses and prospects of the Issuers and the rights attaching to the Notes which is material in the context of the Programme and the issue and offering of Notes thereunder; that the information contained therein with respect to the Issuers and the Notes is accurate and complete in all material respects and is not misleading; that the opinions and intentions expressed therein with respect to the Issuers and the Notes are honestly held; that there are no other facts with respect to the Issuers or the Notes the omission of which would make the Base Prospectus and this Third Supplement misleading in any material respect; and that all reasonable enquiries have been made to ascertain all facts and to verify the accuracy of all statements contained therein. No person has been authorised to give any information which is not contained in or not consistent with the Base Prospectus or this Third Supplement or any other document entered into in relation to the Programme or any information supplied by the Issuer or such other information as in the public domain and, if given or made, such information must not be relied upon as having been authorised by the Issuers, the Dealers or any of them. To the extent permitted by the laws of any relevant jurisdiction, neither the Arranger nor any Dealer nor any other person mentioned in the Base Prospectus or this Third Supplement, excluding the Issuers, is responsible for the information contained in the Base Prospectus or this Third Supplement or any Final Terms or any other document incorporated therein by reference, and accordingly, and to the extent permitted by the laws of any relevant jurisdiction, none of these persons accepts any responsibility for the accuracy and completeness of the information contained in any of these documents. 3 The following changes are made to the Base Prospectus 1. The following information shall replace Element B.5 of the Summary on pages 10 and 11 of the Base Prospectus: "B.5 Issuer's Group and BAWAG is the parent company of the BAWAG group (BAWAG its position within together with its consolidated subsidiaries, the "BAWAG Group", and together with its subsidiaries which are subject to consolidated supervision, the "BAWAG Regulatory Group"). BAWAG's business activities are carried out by its operating subsidiary BAWAG P.S.K. Bank für Arbeit und Wirtschaft und Österreichische Postsparkasse Aktiengesellschaft ("BAWAG P.S.K."). Major holdings of BAWAG P.S.K. comprise, inter alia, easybank AG, start:bausparkasse AG (Vienna, Republic of Austria), BAWAG P.S.K. Wohnbaubank Aktiengesellschaft, IMMO-BANK Aktiengesellschaft, start.bausparkasse AG (Hamburg, Federal Republic of Germany) and SÜDWESTBANK AG. The chart below shows BAWAG Group as of 20 December 2019: 4 BAWAG Group AG 100% PA-Zweiundsechzigste WT 0.377% Beteiligungsverwaltungs GmbH 99.623% 100% BAWAG P.S.K. BAWAG Education Trust 100% 92% BFL Leasing GmbH 95% BAWAG Group Germany Morgenstern Miet + GmbH 8% BFL Vertriebspartner Beteiligungsgesellschaft mbH Leasing GmbH easyleasing 100% 100% easybank AG P.S.K. GmbH 100% 100% Beteiligungsverwaltung Health Coevo AG GmbH BAWAG P.S.K. 100% 75% Wohnbaubank AG 100% BV Vermögensverwaltung 100% ACP IT-Finanzierungs BVV Cayman Ltd. 100% GmbH GmbH IMMO-BANK AG 25.001% BAWAG P.S.K. 100% At equity start:bausparkasse AG, Versicherung AG (DE) 100% 11.2413% 9.5817% start:bausparkasse AG, PSA Payment Services Austria GmbH At equity (AT) 100% PFH Properties Holding 99.656 % GmbH 100% Zahnärztekasse AG AUSTWEST ANSTALT SWB Immowert GmbH 100% 100% SÜDWESTBANK AG 100% MF BAWAG Blocker 100% LLC SWBI Stuttgart 1 GmbH Feldspar 2016-1 plc 0% Feldspar 2016-1 Mortgage 100% SWBI Stuttgart 2 GmbH Holdings Limited 100% E2E Service Center 100% E2E Kreditmanagement 100% 100% Holding GmbH GmbH SWBI Stuttgart 3 GmbH FCT Pearl 100% 100% E2E Transaktions- SWBI München 1 GmbH 100% management GmbH Leasing-west GmbH 100% 70% BAWAG P.S.K. Datendienst SWBI Mainz 1 GmbH Gesellschaft m.b.H 29.8% P.S.K BV, 0.1% easybank, 0.1% B AWAG P.S.K. Wohnbaubank 100% BAWAG P.S.K. LEASING 100% BAWAG P.S.K. 100% SWBI Darmstadt 1 GmbH HOLDING GmbH IMMOBILIEN GmbH BAWAG P.S.K. LEASING 99.997% GmbH & Co. 99.7879% 99% 99.5% MOBILIENLEASING KG.