N.H. Code Admin. R. Odb 203.04
All time periods referenced in this chapter shall be calendar days, commencing with the first day following the date of an action. If the last day of the time period falls on a Saturday, Sunday or legal holiday, then the time period shall be extended to include the first business day following the Saturday, Sunday or legal holiday.
Source. #8490-A, eff 11-22-05; ss by #12941, eff 12-15-19