Article 4

The period during which tenders may be submitted in response to the first partial invitation to tender shall begin on 19 August 2005 and shall end on 25 August 2005 at 9.00, Brussels time.

The periods during which tenders may be submitted in response to the second and subsequent partial invitations shall begin on the first working day following the end of the preceding period. They shall end at 9.00, Brussels time:

• on 8, 15, 22 and 29 September 2005,

• on 6, 13, 20 and 27 October 2005.

Tenders shall be lodged with the Belgian intervention agency: