1 Administrations shall take these Guidelines into account in determining whether ships satisfy the requirements of Regulation A-5, Equivalent compliance of the International Convention for the Control and Management of Ships' Ballast Water and Sediments, 2004. Ships subject to these Guidelines should, insofar as practicable, comply with the Convention, and if that is not practicable, shall achieve equivalent compliance in accordance with Regulation A-5 and these Guidelines.