(a) In this section, "development plan" includes a preliminary plat, preliminary subdivision plan, subdivision construction plan, site plan, general plan, land development application, or site development plan.
(b) Unless explicitly authorized by another law of this state, a county may not require a person to submit a development plan during the plat approval process required by this subchapter. If a county is authorized under another law of this state to require approval of a development plan, the county must comply with the approval procedures under this subchapter during the approval process.