In the case of the introduction into the Union, export or re-export of a specimen covered by a musical instrument certificate issued in accordance with Article 44j, the holder of the certificate shall, for verification purposes, surrender the original of that certificate and the original and a copy of the continuation sheet to a customs office designated in accordance with Article 12(1) of Regulation (EC) No 338/97.

The customs office shall, after completing the continuation sheet, return the original documents to the holder, endorse the copy of the continuation sheet and forward the endorsed copy to the relevant management authority in accordance with Article 45.