(1) As used in this section:

(a) “Motorcycle” shall have the meaning ascribed to such term in Section 27-19-3.

(b) “Motor home” means an individually owned private carrier of passengers as defined in Section 27-19-3 whose primary purpose is to provide transportation and human living facilities, including, at a minimum, sleeping facilities, bath and toilet facilities and food storage and preparation facilities.

(c) “Trailer” shall have the meaning ascribed to such term in Section 27-19-3. The term “trailer” shall not include semitrailers as defined in Section 27-19-3, other than those that are used for recreational purposes.

(2)

(a) From and after July 1, 2006, through September 30, 2007, sixty percent (60%) of the true value of all motorcycles, motor homes and trailers upon which the owner is required to pay the annual highway privilege tax levied in Chapter 19, Title 27, Mississippi Code of 1972, shall be exempt from ad valorem taxation.

(b) From and after October 1, 2007, through September 30, 2008, fifty-five percent (55%) of the true value of all motorcycles, motor homes and trailers upon which the owner is required to pay the annual highway privilege tax levied in Chapter 19, Title 27, Mississippi Code of 1972, shall be exempt from ad valorem taxation.

(c) From and after October 1, 2008, fifty percent (50%) of the true value of all motorcycles, motor homes and trailers upon which the owner is required to pay the annual highway privilege tax levied in Chapter 19, Title 27, Mississippi Code of 1972, shall be exempt from ad valorem taxation.