1. (a) Requirement for authorizations and permits. Before installing a new or modifying an existing on-site sewage treatment system, the installer shall first obtain either:

   1. (1) DEQ authorization to construct an on-site sewage treatment system under the general permit, the terms of which are the rules of this Chapter; or
   2. (2) an individual permit to construct an alternative on-site sewage treatment system.

2. (b) Applying for authorizations; necessity for permit.

   1. (1) An installer seeking an authorization to construct a new or modify an existing on-site sewage treatment system shall submit a completed and signed:

      1. (A) DEQ Form 641-575, "Request for Authorization/Permit to Construct an On-Site Sewage Treatment System" along with the appropriate fee(s) [see 252:641-23 (relating to fees)] to DEQ's Oklahoma City office; and
      2. (B) DEQ Form 641-581 "Report for On-Site Sewage" to the local DEQ office. The detail needed varies with each system design; guidance will be provided by the local DEQ office; or
      3. (C) DEQ Form 641-581Design "Design Documentation Form" to the local DEQ office.
   2. (2) Any construction or modification design that deviates from the rules in this Chapter will require the installer to apply for an individual permit to construct a new or modify an existing alternative system.

3. (c) Applying for permits for alternative systems. Installers seeking an individual permit to construct a new or modify an existing alternative on-site sewage treatment system shall submit a completed and signed:

   1. (1) DEQ Form 641-575, "Request for Authorization/Permit to Construct an On-Site Sewage Treatment System" along with the appropriate fee(s) [see 252:641-23 (relating to fees)] to DEQ;
   2. (2) DEQ Form 641-581 "Report for On-Site Sewage" to the local DEQ office; and
   3. (3) DEQ Form 641-581Sup., "Supplemental Application for an Alternative On-Site Sewage Treatment System" to the local DEQ office for DEQ's review and approval.

Added at 18 Ok Reg 1616, eff 6-1-01

Amended at 19 Ok Reg 1704, eff 6-13-02

Amended at 21 Ok Reg 1618, eff 6-11-04

Amended at 25 Ok Reg 2318, eff 7-11-08

Added at 28 Ok Reg 1278, eff 7-1-11

Amended at 41 Ok Reg, Number 23, effective 9-15-24