Division 4 A commercial document in accordance with the model made available or published for the time being by the appropriate authority shall accompany animal by-products and derived products as from the starting point in the manufacturing chain referred to in Article 4(1) of Regulation (EC) No 1069/2009, during transportation within Great Britain.F1F2

However, in addition to the authorisation to transmit information by way of an alternative system as referred to in the second subparagraph of Article 21(3) of Regulation (EC) No 1069/2009, the competent authority may authorise that animal by-products and derived products which are transported F3in its constituent nation are accompanied by:

1. (a)

   a different commercial document, in paper or in electronic form, provided that such commercial document contains the information referred to in point (f) of the Notes under point 6 of this Chapter;

2. (b)

   a commercial document in which the quantity of the material is expressed in weight or volume of the material or in the number of packages.