plan adopted by the county. (b) The PMR district shall permit research facilities, pilot plants , prototype production facilities, and manufacturing operations requiring a high degree of continual or recurrent application of scientific input and activity as
Read it in the chapter →Land use · Rockingham County Unincorporated, Virginia
pilot plants
How this ordinance defines it
The operative definition is the local one. Codes routinely subdivide a category into tiers — “day care 2, family”, “group home 2” — and attach different permissions to each, so only Rockingham County Unincorporated’s own text settles what this covers.