N.H. Code Admin. R. Lab 510.01
A claimant, carrier, or employer may petition the commissioner under RSA 281-A: 48 to review eligibility for compensation by reason of a change in condition, mistake as to the nature or extent of the injury or disability, fraud, undue influence, or coercion.
Source. #2264, eff 1-6-83; ss by #2935, eff 12-27-84, EXPIRED: 12-27-90 New. #5235, eff 9-27-91, EXPIRED: 9-27-97 New. #6631, INTERIM, eff 11-16-97, EXPIRED: 3-16-98 New. #6806, eff 7-18-98 (formerly Lab 509.01); ss by #8682, INTERIM, eff 7-15-06, EXPIRED: 1-11-07 New. #9019, eff 11-1-07; ss by #11067, eff 4-1-16