The Board shall issue an appropriate license to any applicant who: Meets the requirements of this title; Pays the required fee; and Provides evidence of any performance bond and contractor’s liability insurance that the Board may require. In accordance with its rules and regulations, the Board shall issue well driller licenses and restricted licenses. There are 3 categories of well driller licenses: Well driller general; Well driller–geotechnical; and Well driller–water supply. A well driller license may be limited to the drilling of wells for particular purposes. There are 3 categories of restricted licenses: Water conditioner installer; Water pump installer; and Well rig operator. There is a master class license and a journeyman class license in each category of well driller license. There is an apprentice class well driller license which shall serve as: The apprentice license for all categories of well driller licenses; and The apprentice license for the well rig operator category of restricted license. There is an apprentice class license in the following restricted license categories: Water conditioner installer; and Water pump installer. The Board shall designate on each license issued the category and, where applicable, the class of the license. Until July 1, 1993, this title does not prohibit any master well driller licensed by the Board on July 1, 1990 from practicing well drilling while obtaining the education and experience required to be licensed under any one of the 3 categories of well driller licenses in this title. The Board may waive the examination requirement of this title for any master well driller licensed by the Board on July 1, 1990 who provides to the Board satisfactory evidence that the licensee has: Well driller–geotechnical – installed geotechnical wells during the past 7 years and obtained national certification as a monitoring well driller or completed a 40–hour training program dealing with hazardous waste or monitoring site operations required by the Occupational Safety and Health Administration; Well driller–water supply – installed 20 water supply wells during the past 7 years and acquired 10 of the 20 hours of continuing education required by § 13–308 of this subtitle in water conditioning and water pump technology; or Well driller–general – fulfilled the requirements of subparagraphs (i) and (ii) of this paragraph. The Board shall adopt regulations to implement the provisions of this section.