Mo. Rev. Stat. § 315.024
Current with changes from the 2023 Legislative Session
An adequate, accessible supply of potable drinking water approved by the department of natural resources or the department of health and senior services shall be provided at all lodging establishments. Water from a source other than a public water supply shall not be used until it has been approved by the department of health and senior services.
§ 315.024, RSMo
Effective 8/9/1985