Article 11
Operators storing the products bought in on the intervention agency's behalf shall regularly monitor their presence and their state of preservation and shall inform the agency forthwith of any problems in this regard.
The intervention agency shall check the quality of the stored product at least once a year. Sampling for this purpose can be done during the annual inventory required by Commission Regulation (EC) No 2148/96 .
OJ L 288, 9. 11. 1996, p. 6.