If a cooperative or planned community created within this state before the effective date of this chapter contains no more than twelve units and is not subject to any development rights, it is subject only to sections 1-105 (separate titles and taxation), 1-106 (applicability of local ordinances, regulations and building codes), and 1-107 (eminent domain) unless the declaration is amended in conformity with applicable law and with the procedures and requirements of the declaration to take advantage of the provisions of section 1-206, in which case all the sections enumerated in section 1-204 apply to that cooperative or planned community.