The following rule is duly adopted and promulgated by the Arkansas State Board of Health pursuant to the Authority expressly conferred by the laws of the State of Arkansas in Act 200 of 1951 as amended and Act 96 of 1913 as amended. The Department may exercise such powers as are reasonably necessary to carry out the provisions of Act 200 of 1951 as amended. It may, among other things, issue restricted licenses limited to gas fitter, residential and governmental maintenance, service line installation, solar mechanic and hospital maintenance licenses providing that the licensee has demonstrated competency for the particular phase of plumbing for which the person is licensed and providing that the Board has adopted rules defining restrictions and the type of work allowed, geographical area served, and term of that type of restricted license.