1 The Maritime Safety Committee, at its eighty-fourth
session (7 to 16 May 2008), with a view to providing more specific
guidance for certain rules, which are open to different interpretations
contained in IMO instruments, approved the unified interpretations
of COLREG 1972, as amended, prepared by the Sub-Committee on Safety
of Navigation.
2 The Maritime Safety Committee, at its ninety-third
session (14 to 23 May 2014), reviewed and approved a revised unified
interpretation of annex I, section 9(b) – Horizontal sectors
of COLREG 1972, as amended, prepared by the Sub-Committee on Safety
of Navigation at its fifty-ninth session (2 to 6 September 2013),
as set out in the annex.
3 Member Governments are invited to use the annexed
unified interpretations with respect to Rule 27(b)(i) and annex I,
section 3(b) as guidance when applying relevant provisions of COLREGs
to vessels constructed on or after 1 January 2009, whilst the revised
unified interpretation with respect to annex I, section 9(b) be used
as guidance to vessels constructed on or after 1 July 2015 and to
bring the unified interpretations to the attention of all parties
concerned.
4 This circular revokes MSC.1/Circ.1260 and MSC.1/Circ.1260/Corr.1.