Subdivisioning is the process of creating a new parcel of land out of a parent tract. Lot merging is the process of combining parcels of land into a larger tract of land. Lot line adjustments are any changes in the legal boundary between adjoining parcels of land.
The new lot lines are delineated by metes-and-bounds and are an important part of planning for development of the parcel. These are usually required if you are planning to: