(1) “Harvest” means the point at which timber that has been cut, severed, or removed for purposes of sale or use is first measured in the ordinary course of business as determined by reference to common practice in the timber industry.

  (2) “Land occupier” or “occupier of land” means a person who is in possession of forest land whether as a lessee or tenant, or otherwise.

  (3) “Landowner” or “owner of land” means a person who holds an ownership interest in forest land and is a voluntary member in the district.

  (4) “Member” means a person who is a voluntary participant in a district and who owns or occupies forest land within the gross territorial boundaries of a district.

  (5) “Notice of a hearing” means notice as required by the open meetings act, Act No. 267 of the Public Acts of 1976, being section 15.261 to 15.275 of the Michigan Compiled Laws.

  (6) “Project costs” means the sum total of all reasonable or necessary costs incurred for carrying out the acquisition, construction, or undertaking of a forest improvement project under this part. Project costs include the following costs: studies and surveys; plans, specifications, and architectural and engineering services; legal, marketing, or other special services; financing, acquisition, demolition, construction, equipment, and site development of new and rehabilitated buildings; rehabilitation, reconstruction, repair, or remodeling of existing buildings; interest and carrying charges during construction and before full earnings are achieved, and operating expenses before full earnings are achieved or for a period of 1 year after the completion of construction, whichever occurs first; and a reasonable reserve for payment of principal and interest on bonds of a district.