Article 1 
1. Military personnel will be seconded from Member States to the General Secretariat of the Council in order to form the Military Staff of the European Union (EUMS). 2. The Military Staff will be part of the General Secretariat of the Council.
Article 2 
The terms of reference and organisation of the Military Staff of the European Union are defined in the Annex to this Decision.
Article 3 
All members of the Military Staff shall be nationals of Member States of the European Union.
Article 4 
Members of the Military Staff of the European Union shall be subject to rules established in Council Decision 2007/829/EC of 5 December 2007 concerning the rules applicable to national experts and military staff on secondment to the General Secretariat of the Council ( 1 ).
Article 5 
This Decision shall take effect from the date of its adoption. It shall apply as from a date established by the SG/HR upon consultation of the PSC and of the iMB/Military Committee and in principle before the end of June 2001. Until the date of application of this Decision, the Director General of the Military Staff (DGEUMS), who will take up its functions as from 1 March 2001 ( 2 ), shall act as head of the military experts seconded from Member States to the Council Secretariat ( 3 ).
Article 6 
This Decision shall be published in the Official Journal.