However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the legal duty to furnish information. Maintain physical security documentation for accuracy, which includes but not limited to; physical security procedures, post orders, forms, documentation of security guard training, and security guard schedule to ensure these materials are reviewed, and revised for accuracy minimum of annually and/or as needed for the efficiency of the department.