(a) At the request of the commissioners court of an affected county, the lake planning commission shall, or on its own initiative the commission may, conduct studies of the lake area in that county and prepare reports to advise the commissioners court about matters affecting the lake area in that county, including the need for zoning regulations in the lake area in that county.
(b) Before the commission may prepare a report, it must hold a public hearing at which members of the public may present testimony about any subject to be included in the commission’s report. The commission shall give notice of the hearing as required by the commissioners court of the affected county.