There is hereby imposed a road toll of $.18 per gallon upon the sale of each gallon of motor fuel sold by distributors thereof, as adjusted according to RSA 260:32-a. The road toll shall be collected by the distributor from the purchaser and remitted to the state in the manner hereinafter set forth. All revenues collected from adjustments under RSA 260:32-a for rates that exceed $.18 per gallon shall be nonlapsing and continually appropriated to, and expended exclusively by, the department of transportation in accordance with RSA 260:32-b. Provided, that the road toll shall not apply to:
RSA 260:32
1943, 65:1. 1951, 83:2. RSA 265:4. 1966, 1:1. 1971, 504:1. 1979, 358:8, II. 1981, 146:1; 321:2, 18. 1987, 179:2. 1988, 64:10. 1990, 10:2; 62:21. 1991, 249:3. 1996, 292:10. 2001, 73:8, eff. July 1, 2001. 2004, 194:2, eff. July 1, 2004.