Without limiting section 14(2) of this Act, the Commissioner shall, before issuing any guidelines or amendments to guidelines pursuant to subsection (1) or subsection (3) of section 28 of this Act, consult with, and invite representations from, such persons, bodies, organisations, and agencies, including representatives of health consumers, disability services consumers, health care providers, and disability services providers, as the Commissioner considers necessary to ensure that a wide range of views is available to the Commissioner to assist in the preparation of those guidelines or amendments.