Section 34.55.022 - Investigations and proceedings(a) The department may (1) make necessary public or private investigations inside or outside this state to determine whether a person has violated or is about to violate this chapter or a regulation or order under this chapter or to aid in the enforcement of this chapter or in the adoption of regulations and forms under this chapter;(2) require or permit a person to file a statement in writing, under oath or otherwise as the department determines, as to all the facts and circumstances concerning the matter to be investigated.(b) For the purpose of an investigation or proceeding under this chapter, the department or an officer designated by the department may administer oaths or affirmations, and upon its own motion or upon request of any party shall subpoena witnesses, compel their attendance, take evidence, and require the production of any matter that is relevant to the investigation, including the existence, description, nature, custody, condition, and location of books, documents, or other tangible things and the identity and location of persons having knowledge of relevant facts or any other matter reasonably calculated to lead to the discovery of material evidence.(c) Upon failure to obey a subpoena or to answer questions propounded by the investigating officer and upon reasonable notice to all persons affected, the department may apply to the superior court for an order compelling compliance.(d) Except as otherwise provided in this chapter, all proceedings under this chapter must be in accordance with AS 44.62 (Administrative Procedure Act).