The state auditor shall periodically audit the property tax exemption program administered pursuant to this part 2 to ensure that the program is operating in compliance with section 3.5 of article X of the state constitution and this part 2. In connection with an audit, the state auditor may suggest means of improving the administration of the program. Upon request, an assessor, a treasurer, the administrator, or the state treasurer shall provide the state auditor with any exemption applications, reports, or other documents relevant to the administration of the program.