Compliance officer requirement: designate a qualified company secretary to ensure regulatory conformity, filings accuracy and grievance monitoring. Regulation 6 requires a listed entity to appoint a qualified company secretary as the Compliance Officer, a whole time Key Managerial Personnel not more than one level below the board; vacancies must be filled promptly, generally within three months. The compliance officer must ensure regulatory conformity, coordinate and report to the board and market infrastructure bodies, ensure correctness and authenticity of filings, and monitor the designated investor grievance redressal email. Listed mutual fund units are exempt and governed by mutual fund regulations.