N.H. Code Admin. R. Rev 303.06
A business organization with a fiscal tax period that begins before, and ends on or after, January 1, 2024 and has a carry forward of disallowed business interest under section 163(j) of the IRC at the end of such fiscal tax period, shall be allowed as a deduction of such disallowed business interest expense, under RSA 77-A:4, XX, in 3 equal parts over 3 consecutive years, beginning with the first taxable period commencing on or after the end of said fiscal period.
Source. #13943-B, eff 4-27-24; ss by #14231, eff 4-3-25, EXPIRES 4-3-35