Each regulated person who makes a sale at retail of a scheduled listed chemical product and is required under § 1310.03(c) of this chapter to submit a report of the sales transaction to the Administration must ensure that its sales of a scheduled listed chemical product at retail are made in accordance with the following:

(a) In the case of individuals who are responsible for preparing and packaging scheduled listed chemical products for delivery to purchasers through the Postal Service or any private or commercial carrier or who deal either directly or indirectly with purchasers by obtaining payments for the products, the regulated person has submitted to the Administration a self-certification that all such individuals have, in accordance with criteria issued by the Administration, undergone training provided by the regulated person to ensure that the individuals understand the requirements that apply under this part.

(b) The regulated person maintains a copy of each self-certification and all records demonstrating that individuals referred to in paragraph (a) of this section have undergone the training.