The New Hampshire estate tax shall be payable to the department of revenue administration at the same time or times at which the United States estate tax is payable and shall bear interest as prescribed in RSA 21-J:28.
RSA 87:2
1931, 125:1. RL 88:2. 1950, 5, part 8, 49:2. RSA 87:2. 1975, 439:26. 1983, 441:13. 1991, 348:9, eff. July 31, 1991.