Telegraphic Release Advice requires port issuance with warehouse commissioner concurrence and specified clearance checks prior to release. Telegraphic Release Advice for Advance Licence clearance must be issued by the port of registration only with concurrence of the Commissioner having jurisdiction over the warehouse, except if the warehouse is a specified port; where experienced staff is lacking the Commissioner may grant concurrence and require the issuing port to specify all aspects to be checked, and the T.R.A. must explicitly list checks including sample drawl for testing if necessary.