The department of transportation shall assume full control and pay the costs of reconstruction and maintenance of all class II highways which have been improved to the satisfaction of the commissioner of transportation.
Source. 1945, 188:1, part 2:3. 1950, 5:1, part 9:1, par. 2. RSA 231:3. 1981, 87:1. 1985, 402:6, I(a)(2), (b)(2).