It is either a legal parcel of land, not being part of a recorded or approved subdivision, that was recorded as of December 1, 1985, or land that was subdivided into recorded, legally buildable lots, where the subdivision received the County's final approval prior to June 1, 1984, if:
a. At the time of development, the land is brought into conformance with the Critical Area Program insofar as possible, including the consolidation or configuration of lots not individually owned; or
b. The land received a building permit subsequent to December 1, 1985, but prior to local program approval.