The Double Taxation Agreement between the UK and Gibraltar, which was agreed by an exchange of letters on the 1st and 15th October 2019, entered into force on 24 March 2020. The text of the Double Taxation Agreement has been published as the Schedule to the Double Taxation Relief and International Tax Enforcement (Gibraltar) Order 2020 (Statutory Instrument 2020 No. 275), copies of which can be obtained from The Stationery Office. The text of the Order can also be accessed on the Internet at http://www.legislation.gov.uk/.

The provisions of the Double Taxation Agreement take effect in the UK from 1 May 2020 for taxes withheld at source (including PAYE on employment income), 1 April 2020 for corporation tax and from 6 April 2020 for income and capital gains tax, and in Gibraltar the provisions apply from 1 May 2020 for taxes withheld at source and from 1 July 2020 for income and corporation taxes.

The provisions of Article 25 (Exchange of Information) and Article 26 (Assistance in the collection of taxes) of the Agreement have effect in both the UK and Gibraltar from the entry into force date of the Agreement, without regard to the taxable period to which the matter relates.