1. (a) Notification -- The underground storage tank owner or operator must notify the Unified Program Agency of upcoming testing in accordance with section 2614.
2. (b) Periodic Testing Frequency -- The frequency of periodic testing must not exceed the number of months prescribed in this article. Owners and operators must complete the required test during the calendar month due. Owners and operators can move their periodic test date forward by completing the test in an earlier month. Testing performed late does not change the periodic test due dates.
3. (c) Repairs -- Components must be tested within 30 days of repair. Testing conducted after repair does not change the periodic test due date.
4. (d) Test Results -- Underground storage tank owners or operators must submit completed test results to the Unified Program Agency within 30 days of performing the test.
5. (e) Test Equipment -- All equipment used to administer a test must be maintained and calibrated in accordance with manufacturer's standards. If there are no manufacturer standards available, the equipment must be calibrated by the National Institute of Standards and Technologies or replaced. Documentation demonstrating the test equipment is in proper operating condition must be available upon request of the Unified Program Agency.

Note: Authority cited: Sections 25299.3 and 25299.7, Health and Safety Code. Reference: Sections 25284.1 and 25404, Health and Safety Code; and 40 CFR Sections 280.20, 280.33 and 280.34.

History

1. Amendment of article heading, repealer and adoption of new section filed 8-9-91 as an emergency; operative 8-9-91. Text remains in effect uninterrupted pursuant to Health and Safety Code section 25299.7 (Register 92, No. 14).

2. Editorial correction of printing errors in History 1 (Register 92, No. 43).

3. Amendment of section heading, text and Note filed 4-5-94; operative 5-5-94 (Register 94, No. 14).

4. Amendment of subsection (h) and Note filed 5-14-2001; operative 5-14-2001 pursuant to Government Code section 11343.4 (Register 2001, No. 20).

5. Amendment of subsections (f), (h), (i) and (m) and amendment of Note filed 8-27-2018; operative 10-1-2018 (Register 2018, No. 35).

6. Repealer and new article 6 heading, section heading and section filed 10-28-2025; operative 1-1-2026 (Register 2025, No. 44).