Upon completion of the investigation for renewal of a license or certificate, the Board may issue a provisional license or certificate to any residential school for students with disabilities if the school is temporarily unable to comply with all of the requirements of this chapter. A provisional license or certificate may be renewed, but the issuance of a provisional license or certificate and any renewal thereof shall be for no longer a period than six successive months. At the discretion of the Board, a conditional license or certificate may be issued to operate a new residential school for students with disabilities in order to permit the school to demonstrate compliance with all of the requirements of this chapter. A conditional license or certificate may be renewed, but the issuance of a conditional license or certificate and any renewals thereof shall be for no longer a period than six successive months.