(a) Lots. Except as noted in paragraph (d) of this section, the indentity of a lot of grain shall be considered lost if (1) a portion of the grain is unloaded, transferred, or otherwise removed from the carrier or container in which the grain was located at the time of the original inspection; or (2) a portion of grain or other material, including additives, is added to the lot after the orginal inspection was performed, unless the addition of the additive was performed in accordance with the regulations and the instructions. At the option of official personnel performing a reinspection, appeal inspection, or Board appeal inspection service, the identity of grain in a closed carrier or container shall be considered lost if the carrier or container is not sealed or if the seal record is incomplete.

(b) Carriers and containers. The indentity of a carrier or container shall be considered lost when (1) the stowage area is cleaned, painted, treated, fumigated, or fitted after the original inspection was performed; or (2) the identification of the carrier or container has been changed since the original inspection was performed.

(c) Submitted samples. The identity of a submitted sample of grain shall be considered lost when (1) the identifying number, mark, or symbol for the sample is lost or destroyed or (2) the samples have not been retained and protected by official personnel as prescribed in the instructions.

(d) Additives. 1 If additives are applied during loading to outbound, including export, grain after sampling or during unloading to inbound grain before sampling for the purpose of insect or fungi control, dust suppression, or identification, the inspection certificate shall show a statement showing the type and purpose of the additive application, except that no statement is required to be shown when the additive is a fumigant applied for the purpose of insect control.