Notwithstanding any other provision of this act, prior laws, or condominium documents, the administrator after the effective date of this section, shall have no authority to review any condominium project or condominium documents or any amendments thereto, or to issue any approval or disapproval concerning any condominium project in this state, whenever established, nor shall it exercise other powers with respect to condominium projects, except that the administrator shall retain, until January 1, 1984, authority to review and approve, at the request of a condominium association, amendments offered by such condominium association to documents for a project approved under Act No. 59 of the Public Acts of 1978, if such approval is determined by the administrator to be necessary for the efficient operation of the project or essential to the viability of the project, and where such approval would not reduce or adversely impact the consumer protection provisions of this act. The administrator shall also retain its rule making and related powers under section 142 and its enforcement powers specifically authorized under sections 150, 151, 152, 153, 154, 155, and 157 while those sections are in effect.