Applicants must construct facilities according to the plans and specifications that are approved. Applicants must comply with the terms of the permits that are issued. Permits may contain provisions more stringent than these rules in order to meet drinking water standards contained in OAC 252:631. Any changes to the approved plans and specifications must be submitted and approved in writing by the DEQ. The permittee and the Engineer must sign the documentation.
Okla. Admin. Code § 252:626-3-9