(1) During an investigation, persons may be required to provide records or written statements and/or explanations relating to any potential violations.

(2) The department may administer oaths and affirmations, subpoena witnesses, compel their attendance, and take evidence.

(3) All requests will be issued by an authorized representative, such as investigators, auditors, program staff, or other designee.

(4) Requests for records, documents or detailed explanations shall be in writing, by regular mail, facsimile, electronic mail, or in person pursuant to an investigation.

(5) Persons are advised that failure to cooperate or refusal to permit access may result in further action as authorized by statute or rule, and may include civil or criminal penalties.