1. Based on the accounts of the agencies, to the extent that the relevant liabilities have not been provisioned on 31 December 2020, the United Kingdom shall pay its share of the following liabilities in accordance with its contribution key for each of those agencies on the basis of their audited accounts on 31 December 2020:

(a) the pension liabilities for the personnel of the European Defence Agency, the European Union Institute for Security Studies, and the European Union Satellite Centre;

(b) any liabilities arising from the liquidation of the Western European Union.

2. The payment in relation to the liabilities referred to in paragraph 1 shall be made by 30 June 2021.