(1) For the purpose of promoting the public health, safety, morals, and general welfare, a board of county commissioners that has adopted a growth policy pursuant to chapter 1 is authorized to adopt zoning regulations for all or parts of the jurisdictional area in accordance with the provisions of this part.
(2) For the purpose of promoting the public health, safety, morals, and general welfare, a board of county commissioners that adopted a master plan pursuant to Title 76, chapter 1, before October 1, 1999, may, until October 1, 2006, adopt or revise zoning regulations that are consistent with the master plan.