1. All investigations conducted in response to allegations of violations of sections 190.001 to 190.245 shall be completed within six months of receipt of the allegation.

2. In the course of an investigation the department shall have access to all records directly related to the alleged violations from persons or entities licensed pursuant to this chapter or chapter 197 or 198.

3. Any department investigations that involve other administrative or law enforcement agencies shall be completed within six months of notification and final determination by such administrative or law enforcement agencies.