How to renew your Periodic and Exemption 40 certificate of survey. 19 October 2018 Print AuthorAustralian Maritime Safety Authority Related content Renewals—certificate of survey and/or load line certificate process The new survey requirements for domestic commercial vessels Load line certificates Extension to survey date Documents Periodic and Exemption 40—certificate of survey process ( 153.02 KB ) Print Print Last updated: 12 June 2020