(d) will expire within three years from the date of the application to register the undertaking. (4) Notwithstanding subsection (3), the Commission shall register an undertaking if the undertaking— (a) solely adopts model terms and conditions from a registered voluntary industry code; and (b) will expire within three years from the date of the application to register the undertaking. (5) The Commission shall either register or refuse to register any other undertaking and shall notify the person providing the undertaking of its decision in writing within thirty days from the date of receipt of the undertaking. (6) The Commission shall provide reasons for refusing to register an undertaking. (7) If the Commission neither registers nor refuses to register an undertaking within a period of thirty days from the date of receipt of the application, the Commission is deemed to have refused the registration of the undertaking unless the person providing the undertaking is notified of the registration after that period. (8) An undertaking provided under this Chapter shall only take effect on the date of registration or on such later date as the undertaking may specify. 112. Rules regarding undertakings. (1) The Minister may make rules, to be published in the Gazette, in respect of undertakings and the rules shall bind the party making the undertakings and all other persons relying on such undertakings as if they were respectively signed by each person and contained agreements on the part of each person for himself and for his successors to observe all the provisions of the rules. (2) The Commission may direct a person referred to in subsection (1) to comply with the rules made under subsection (1) and any registered undertakings issued under this Chapter. 113. Withdrawal of an undertaking. A person providing an undertaking may withdraw the undertaking at any time by notifying the Commission in writing. 114. Replacement of an undertaking. If a person submits to the Commission a new undertaking which deals with the same matter as an existing registered undertaking provided by that person, the existing registered undertaking is taken to be invalid to the extent of any conflict with the new undertaking at the time that the new undertaking is registered under section 111. 115. Register of undertakings. The Commission shall maintain a register of all existing undertakings, in accordance with Chapter 6.