Section 642-1-4 - APPLICATION OF THE MUBEC1. The MUBEC must be enforced in a municipality with a population of 4,000 residents or more.2. A municipality of up to 4,000 residents may not enforce a building code other than the Maine Uniform Building Code, the Maine Uniform Energy Code or the Maine Uniform Building and Energy Code.3. Effective December 1, 2010, except as provided in 10 M.R.S. §9724(4) and § 9725, any ordinance regarding any building code of any political subdivision of the State that is inconsistent with the MUBEC is void, with the following exception: this provision does not apply to any adopted fire & life safety code, fire safety ordinance or any land use ordinance, including Land Use Planning Commission rules.4. No provisions of the MUBEC shall be construed to prohibit the adoption or enforcement of an ordinance of any political subdivision that sets forth provisions for local enforcement of building codes. Such ordinances may include items such as, permits, fees, boards of appeals and violations.