1. Orders issued by the Director General of Customs and Excise may lay down simplified customs clearance procedures providing, in particular, that certain particulars of itemised declarations are to be provided or repeated at a later date in the form of supplementary declarations which may be global, periodic or recapitulative in nature.
2. Entries in supplementary declarations are deemed to constitute, with the entries in the declarations to which they respectively refer, a single and indivisible document taking effect on the date of registration of the corresponding initial declaration.