Chapter:	413M	Title:	MERCHANT SHIPPING (PREVENTION OF AIR POLLUTION) REGULATION	Gazette Number:	L.N. 94 of 2008
Section:	16	Heading:	Duration of relevant certificates after early completion of surveys	Version Date:	01/06/2008

If an intermediate survey or annual survey in respect of a regulated Hong Kong ship is completed before the period specified in relation to it in section 11(1)(a) or (b) (as may be applicable) or 12(1) (as may be applicable), then¡X

(a) the anniversary date ascertained from the date of expiry in the existing relevant certificate is to be superseded by an endorsement to refer to another date as specified in the certificate, being a date within the 3 months from the date of completion of the survey;
(b) the subsequent survey required by section 11(1) or 12(1) (as may be applicable) is to be completed at the intervals provided under either section using the new anniversary date as may be specified by the Director based on the form entitled ¡§Endorsement for Advancement of Anniversary Date where Regulation 9(8) applies¡¨ set out in Appendix I to Annex VI; and
(c) the date of expiry in the existing relevant certificate may remain unchanged if¡X
(i) one or more intermediate surveys are carried out so that the maximum intervals between an intermediate survey and an annual survey ascertained under section 11(1) and 12(1) are not exceeded; or
(ii) one or more annual surveys are carried out so that the maximum intervals between the annual surveys ascertained under section 12(1) are not exceeded.