N.H. Code Admin. R. Env-Wt 408.03
(a) As authorized by RSA 482-A:11, V, a series of minor or minimum impact projects, or any combination thereof, undertaken by a single developer or several developers within the 5 years preceding the application for the current project shall constitute a major impact project if the projects, when taken in the aggregate, meet any of the criteria for a major impact project as identified in Env-Wt 407.02 or Env-Wt 407.03, and:
(b) Classification as a major impact project based on (a), above, shall:
Source. #12804, eff 12-15-19