9 CFR 590.430 - Limitation on entry of material.
(a) The Administrator shall limit the entry of eggs and egg products and other materials into official plants under such conditions as he may prescribe to assure that allowing the entry of such articles will be consistent with the purposes of the Act and these regulations.
(b) Inedible egg products may be brought into an official plant for storage and reshipment: Provided, they are handled in such a manner that adequate segregation and inventory controls are maintained at all times. Inedible egg products may be processed in official plants: Provided, That prior approval is obtained from the Administrator and under such conditions and time limitations as the Administrator may specify. The processing of inedible egg products shall be done under conditions which will not affect the processing of edible products, such as processing in separate areas, or at times when no edible product is being processed. All equipment and processing areas must be thoroughly cleaned and sanitized prior to processing any edible product.