Refer to Global and uniform implementation of the harmonized
                           system of survey and certification (HSSC) adopted by the Assembly
                           of the Organization by resolution A.883(21),
                           the Survey guidelines under the harmonised system of survey and certification,
                           2007, adopted by the Assembly of the Organization by resolution A.997(25), as may be amended
                           by the Organization, MSC.1/Circ.1223 on
                           Guidelines for pre-planning of surveys in dry docks of ships which
                           are not subject to the enhanced programme of inspections, and MSC.1/Circ.1290 on Unified interpretation
                           of the term “first survey” referred to in SOLAS regulations.