4. Regulation 7 of the principal Regulations is amended —
(a)
by deleting the words “motor vehicle” in paragraph (1) and substituting the words “motor car”;
(b)
by deleting paragraph (2) and substituting the following paragraph:
“(2) No special tax shall be chargeable in respect of any motor car falling within any class or description referred to in Part II of the Schedule if the Registrar is satisfied that such motor car is a CNG vehicle or a petrol-CNG vehicle.”; and
(c)
by deleting the words “using natural gas as its source of power,” in paragraph (4) and substituting the words “which is a CNG vehicle or a petrol-CNG vehicle”.