(a) The annual production of all wines manufactured within this state for sale within this state by a domestic winery that is not a farm winery as that term is defined in Code Section 3-6-21.1 shall be made from at least 40 percent of berries, fruits, and grapes grown within this state.

(b) The annual production of all wines manufactured within this state for sale within this state by a farm winery as that term is defined in Code Section 3-6-21.1 shall be made from the following percentages of berries, fruits, and grapes grown within this state during the year of production provided below:

(1) First-year production: Ten percent from Georgia grown berries, fruits, or grapes

(2) Second-year production: Twenty percent from Georgia grown berries, fruits, or grapes

(3) Third-year production: Thirty percent from Georgia grown berries, fruits, or grapes

(4) Fourth-year production Forty percent from Georgia and thereafter: grown berries, fruits, or grapes

(c)(1) The commissioner may promulgate reasonable rules and regulations and other measures designed to ensure proper enforcement of this Code section.

(2) The powers conferred upon the commissioner in paragraph (1) of this subsection are in addition to those powers and duties provided for in Code Section 3-2-1 and Code Section 3-2-2 and nothing contained in paragraph (1) of this subsection shall prohibit the commissioner from promulgating such reasonable rules and regulations as he may be empowered to issue under any other Code section to ensure proper enforcement of this Code section.