Subject to reciprocity, the Agreements shall be applied on a provisional basis as from 1 January 2021, pending the completion of the procedures necessary for their entry into force.

The Union shall notify the United Kingdom of the completion of the Union’s internal requirements and procedures necessary for that provisional application provided that, prior to the date referred to in paragraph 1, the United Kingdom has notified the Union that its internal requirements and procedures necessary for provisional application have been completed.

The versions of the Agreements in the Bulgarian, Croatian, Czech, Danish, Dutch, English, Estonian, Finnish, French, German, Greek, Hungarian, Irish, Italian, Latvian, Lithuanian, Maltese, Polish, Portuguese, Romanian, Slovak, Slovenian, Spanish and Swedish languages shall be subject to final legal-linguistic revision.

The language versions resulting from the legal-linguistic revision referred to in the first subparagraph shall be established as authentic and definitive by exchange of diplomatic notes with the United Kingdom.

The authentic and definitive texts referred to in the second subparagraph shall replace ab initio the signed versions of the Agreements.

The President of the Council, on behalf of the Union, shall give the notification provided for in paragraph 2 and submit the diplomatic note referred to in the second subparagraph of paragraph 3.