La. R.S. 37:1524

All licenses shall expire annually on September thirtieth of each year and shall be renewed by making application for renewal of a license with the board and payment of the annual registration renewal fee established and published by the board. On or before July first of each year, the executive director shall mail a notice to each licensed veterinarian that his license will expire on September thirtieth and provide him with a form for re-registration. The executive director shall issue a new certificate of registration to all persons renewing their license under this Chapter.