The following water quality authorizations require Tier I applications.

1. (1) Permit for flow-through impoundment(s) as part of the pretreatment process.
2. (2) Permit renewal for a facility with an expiring permit for industrial non-discharging impoundment or industrial septic tank system.
3. (3) Permit renewal for an expiring permit with minor or no change(s) for land application of sludge, biosolids, industrial wastewater and/or reclaimed water for same site.
4. (4) New, modified or renewed authorization under a general permit.
5. (5) Approval of new pretreatment program.
6. (6) Closure plan approval.
7. (7) Certifications issued pursuant to Section 401 of the Clean Water Act.
8. (8) Approval of exemption for water line extensions.
9. (9) Approval of exemption for water distribution, water reuse distribution and wastewater collection systems.
10. (10) Approval for alternative individual on-site sewage treatment systems.
11. (11) Approval for alternative small public on-site sewage treatment systems.
12. (12) Residential development approval.
13. (13) Transfer of discharge permit.
14. (14) Minor modification of discharge permit.
15. (15) Modification of an existing individual municipal permit for land application of biosolids and/or reclaimed water.
16. (16) Modification of or addition to an existing permitted municipal wastewater treatment system (including sewer line extensions).
17. (17) Modification of or addition to an existing permitted public water supply treatment and/or distribution system (including line extensions).
18. (18) Modification of or addition to an existing permitted water reuse treatment and/or distribution system (including line extensions).
19. (19) Modification of or addition to an existing permitted industrial non-discharging impoundment, industrial septic tank system, and/or industrial wastewater treatment system.
20. (20) Modification of an approved pretreatment program.
21. (21) Administrative amendment of permits or other authorizations for the correction of administrative or typographical errors.
22. (22) New, modified or renewed individual categorical or significant industrial user pretreatment permit.
23. (23) Modification of or addition of impoundment(s) to an existing permitted industrial wastewater treatment system.

Added at 18 Ok Reg 1922, eff 6-11-01

Amended at 22 Ok Reg 1444, eff 6-15-05

Amended at 25 Ok Reg 1104, eff 7-1-08

Amended at 29 Ok Reg 988, eff 7-1-12

Amended at 30 Ok Reg 1058, eff 7-1-13