Article 37 — Withdrawal of a funding decision with retroactive effect

1. On the basis of a decision taken by the Authority removing a European political party or European political foundation from the Register, based on the ground for removal from the Register laid down in Article 21(1), point (a)(iv), the Authorising Officer of the European Parliament shall withdraw funding decisions addressed to the European political party or European political foundation concerned with retroactive effect from the date of adoption of that decision. 2. The withdrawal of a funding decision with retroactive effect shall have the following consequences: (a) the contribution or grant agreement shall be terminated from the date of the notification of that termination to the European political party or European political foundation concerned; (b) all expenditure or costs incurred by the European political party or European political foundation shall be qualified as non-reimbursable expenditure or ineligible costs; and (c) any amount paid under the contribution or grant agreement, and any unspent Union funds from previous years, shall be considered to be undue payments and shall be recovered under Regulation (EU, Euratom) 2024/2509.