1. Where a period, date or time limit is laid down in the customs legislation, such period shall not be extended or reduced and such date or time limit shall not be deferred or brought forward unless specific provision is made in the provisions concerned.
2. The rules applicable to periods, dates and time limits set out in Regulation (EEC, Euratom) No 1182/71 of the Council of 3 June 1971 determining the rules applicable to periods, dates and time limits 10 shall apply, except where otherwise specifically provided for in Community customs legislation.