Article 1 
With effect from 1 July 2004, the weightings applicable to the remuneration of officials, contract staff and temporary staff of the European Communities serving in third countries and of certain officials remaining in post in the 10 new Member States for a maximum period of 15 months after accession, payable in the currency of the country of employment, shall be as shown in the Annex hereto. The exchange rates used to calculate this remuneration shall be established in accordance with the rules for the implementation of the Financial Regulation and shall correspond to the date referred to in the preceding subparagraph.
Article 2 
1. The institutions shall make back-payments in the event of an increase in remuneration as a result of the weightings shown in the Annex. 2. The institutions shall make retrospective downward adjustments to remuneration in the event of a reduction as a result of the weightings shown in the Annex for the period between 1 July 2004 and the date of entry into force of this Regulation. Retrospective adjustments involving the recovery of sums overpaid shall be restricted to a period of no more than six months preceding the date of entry into force of this Regulation. Recovery shall be spread over no more than 12 months from that date.
Article 3 
This Regulation shall enter into force on the day of its publication in the Official Journal of the European Union .