N.H. Admin. Code § He-W 520.01
(See Revision Note at chapter heading He-W 500); ss by #6574, eff 9-12-97; ss by #6745, eff 5-1-98, EXPIRED: 12-31-98; ss by #6925, eff 1-1-99; amd by #7666, eff 4-1-02; ss by #8781, eff 1-1-07; amd by #10139, eff 7-1-12