I. – Major maritime and river ports are exempt from property tax on built properties, for properties located within the boundaries of the ports concerned and which are not exempt pursuant to 2° of article 1382.
II. – The communes and the public establishments for inter-communal cooperation with their own tax status may, by a deliberation taken under the conditions provided for in Article 1639 A bis and for the share of property tax on built properties that is theirs, abolish the exemption provided for in I or limit it to 10, 20, 30, 40, 50, 60, 70, 80 or 90% of the taxable base.
This deliberation may not be withdrawn or amended for three years.
III. – To benefit from this exemption, the owner must, before 1st January of the first year in respect of which the exemption is applicable, submit a declaration to the tax department of the place where the property is located containing all the information required to identify the plots and buildings concerned.