Hong Kong Regulations

MERCHANT SHIPPING (PREVENTION OF POLLUTION BY SEWAGE) REGULATION - SECT 12

Duration of sewage certificates

(1) Subject to subsections (2) and (4), a sewage certificate issued as a
result of an initial survey or renewal survey is valid for a period of not
exceeding 5 years from the date of completion of the survey.

(2) If the renewal survey carried out in respect of a Hong Kong  ship is
completed within 3 months before the expiry date of the existing
ISPP Certificate in force in respect of the ship, the new sewage  certificate
issued as a result of the survey is valid from the date of completion of the
survey to a date not exceeding 5 years from the expiry date of the existing
ISPP Certificate.

(3) If the renewal survey carried out in respect of a Hong Kong  ship is
completed more than 3 months before the expiry date of the existing
ISPP Certificate in force in respect of the ship, the new sewage  certificate
issued as a result of the survey is valid from the date of completion of the
survey to a date not exceeding 5 years from the date of completion of the
survey.

(4) If the renewal survey carried out in respect of a Hong Kong  ship is
completed after the expiry date of the existing ISPP Certificate in force in
respect of the ship, the new sewage certificate issued as a result of the
survey-

   (a)  subject to paragraph (b), is valid from the date of completion of the
        survey to a date not exceeding 5 years from the expiry date of the
        existing ISPP Certificate; or

   (b)  where the Director considers appropriate, is valid from the date of
        completion of the survey to a date not exceeding 5 years from the date
        of completion of the survey.