The department may, after due notice and hearing, revoke the license if any of the following applies:
1. The licensee violates any provision of this chapter.
2. When the agency is maintained in such a way as to waste or misuse funds contributed by the public or without due regard to sanitation or hygiene or to the health, comfort, or well-being of the child cared for or placed by the agency.
3. The licensee or the licensee’s agents violate any law of the state in a manner disclosing moral turpitude or unfitness to maintain the agency.
4. The agency is operated by a person of ill repute or bad moral character.
5. The agency operates in persistent violation of the regulations governing such agencies.