Regulation 6A Duration and validity of CertificatesF1

on the date of the completion of the relevant survey,

as being valid from the date of issue, and

for a period of validity not exceeding five years.

the anniversary date shown on the International Certificate of Fitness for the Carriage of Liquefied Gases in Bulk shall be amended by endorsement to a date which shall not be more than three months later than the date on which the survey was completed,

subsequent annual or intermediate surveys required under regulation 4(c) or (d) shall be completed at the intervals prescribed by those regulations using the new anniversary date, and

the expiry date may remain unchanged provided one or more annual or intermediate surveys, as appropriate, are carried out so that the maximum intervals between the surveys prescribed by regulation 4 are not exceeded.

if its period of validity has been exceeded and the validity of the certificate has not been extended by the appropriate Certifying Authority in accordance with regulation 6B or the period of any such extension has expired,

if the relevant surveys have not been completed within the periods specified in regulation 4, and the Certificate endorsed in accordance with regulation 6, or

upon transfer of the ship to the flag of another State.