(a) Sections 11-52-1, 11-52-30, 11-52-31, 11-52-32, and 11-52-33 shall not affect any application for development or any subdivision filed prior to October 1, 2012.
(b) Additionally, in the event the municipal planning commission lawfully assumes the authority to exercise control over the development of subdivisions in an area where the county commission has previously exercised regulation of subdivision development, the municipal planning commission's regulatory authority shall not apply to a subdivision development which is already being regulated and enforced by the county commission pursuant to an application for plat approval submitted to the county commission by the developer prior to the date on which the municipal planning commission lawfully assumed responsibility for the development of subdivisions pursuant to this chapter.
(c) Nothing contained in Sections 11-52-1, 11-52-30, 11-52-31, 11-52-32, and 11-52-33 requires a municipality to assume responsibility for roads or infrastructure in subdivisions approved by the city engineer outside the municipal corporate limits or alters, amends, or supersedes the requirements relating to responsibility for road and bridge maintenance pursuant to Section 11-49-80.
(d) Nothing contained in Sections 11-52-1, 11-52-30, 11-52-31, 11-52-32, and 11-52-33 shall be construed to effect or limit the authority conferred by Sections 37-4-130 and 37-4-131.