Open at all Times for Inspection. Licensed nursing homes and any premises that an applicant for a license proposes to operate shall be open at all times to inspection by the Secretary and by any agency designated by the Secretary. Site Visits and Surveys. The Department shall make a site visit and conduct a full survey of each licensed nursing home at least once per calendar year. All surveys shall be unannounced. Records and Reports. Licensees shall keep such records and make reports in the manner and form as the Secretary shall prescribe and all these records and reports shall be open to inspection by the Secretary. Upon the written request of the Secretary or the Secretary's designee, the licensee shall provide immediately to the Secretary, photocopies of records and reports, including the clinical records of residents. The Department, upon request, shall reimburse the licensee for the cost of photocopying all records and reports requested under this section. The Secretary shall have the authority to immediately restrict admissions in accordance with the provisions of Health-General Article, §19-328, Annotated Code of Maryland. The Department shall make a site visit and conduct a full survey of each licensed nursing home at least once per calendar year.