N.H. Code Admin. R. Rev 311.01
All business profits tax forms may be obtained:
(c) By writing to:
New Hampshire Department of Revenue Administration
Taxpayer Services Division
P.O. Box 637
Concord, NH 03302-0637.
Source. #5490, eff 10-19-92; ss by #6853, eff 9-23-98; rpld by #8709, eff 8-25-06 New. #8709, eff 8-25-06 (from Rev 311.02); ss by #10758, eff 1-16-15; ss by #14231, eff 4-3-25, EXPIRES 4-3-35