4.3 The Sub-Committee further recalled that, at its forty-third session, it had recognized the need for possible amendments to COLREGs and, at its forty-fourth session, had considered the proposal by the Russian Federation (NAV 44/9) on possible amendments to COLREGs relating to operational aspects of wing-in-ground (WIG) craft and had prepared a preliminary draft for amendments to the COLRBGs, (NAV 44/14, annex 19). It had been also of the opinion that this matter should be further considered in connection with proposed amendments to the COLREGS for high-speed craft.
4.4 The Sub-Committee had for its consideration proposals by ISAF (NAV 45/4 and NAV 45/4/4), Hong Kong, China (NAV 45/4/1), Russian Federation (NAV 45/4/2) and Japan (NAV 45/4/3).
4.5 Due to lack of time, the Sub-Committee was unable to discuss all proposals and only considered proposals by Japan (NAV 45/4/3) and ISAF (NAV 45/4) relating to amendments to the COLREGs concerning provisions for whistles and sound signals.
Ships' Routeing and Related Matters Working Group

4.7 The Sub-Committee instructed the Working Group to consider other amendments to the COLREGs as proposed in the relevant documents submitted on this issue and report to the Sub-Committee at its forty-sixth session.
4.8 Members were invited to consider the report of the Group, when circulated, and submit comments and proposals thereon for consideration by the Sub-Committee.
5 REVISION OF SOLAS CHAPTER V
General
5.1 The Sub-Committee agreed that the provisional draft revised SOLAS chapter V as set out in document (NAV 45/5) be used as a basic document for considering all the comments/proposals submitted to NAV 45 and the pending proposals from NAV 43 and NAV 44.