Each such person who shall engage in or carry on any businesses or occupations as a means of livelihood through the personal efforts of such person or through the personal efforts of such person and not more than one employee, helper, or apprentice, for which businesses or occupations license taxes are prescribed by or for any county of Alabama, shall be entitled to licenses from such county to so engage in or carry on such businesses or occupations upon payment of the license taxes so prescribed, less all or such portion of such license taxes as shall not exceed $25.