(1) The department may, upon the presentation of credentials and other documents as may be required by law, and upon stating the authority and purpose of the investigation, enter and inspect any property at reasonable times for the purpose of investigating either an actual or suspected source of air pollution or ascertaining compliance or noncompliance with this part, rules promulgated under this part, the clean air act, a permit issued under this part, or any determination or order issued under this part. If in connection with an investigation or inspection, samples of air contaminants are taken for analysis, a duplicate of the analytical report shall be furnished promptly to the person who is suspected of causing the air pollution. In implementing this subsection, the department or its authorized representative may do any of the following:

    (a) Have access to and copy, at reasonable times, any records that are required to be maintained pursuant to this part, rules promulgated under this part, the clean air act, a permit issued under this part, or any determination or order issued under this part.

    (b) Inspect at reasonable times any facility, equipment, including monitoring and air pollution control equipment, practices, or operations regulated or required under this part, rules promulgated under this part, the clean air act, a permit issued under this part, or any determination or order issued under this part.

    (c) Sample or monitor at reasonable times substances or parameters for the purpose of determining compliance with this part, rules promulgated under this part, the clean air act, a permit issued under this part, or any determination or order issued under this part. The department may enter into a contract with a person to sample and monitor as authorized under this subdivision.

    (2) If the department, or an authorized representative of the department, is refused entry or access to records and samples under subsection (1) for the purposes of utilizing this section, the attorney general, on behalf of the state, may do either of the following:

    (a) Petition the court of appropriate jurisdiction for a warrant authorizing entry or access to records and samples pursuant to this section.

    (b) Commence a civil action to compel compliance with a request for entry and access to records and samples pursuant to this section, to authorize entry and access to records and samples provided for in this section, and to enjoin interference with the utilization of this section.

    (3) As used in this section, "authorized representative" means any of the following:

    (a) A full- or part-time employee of the department of natural resources or other state department or agency to which the department delegates certain duties under this section.

    (b) A county to which authority is delegated under section 5523.

    (c) For the purpose of utilizing the powers conferred in subsection (1)(c), a contractor retained by the state or a county to which authority is delegated under section 5523.