Okla. Admin. Code § 165:15-13-1 - General identification and color coding requirements

All storage tanks subject to the rules of this Chapter must be marked with a tag, lettering, or other permanent marking on the fill neck and color coded on the tank fill lids to identify the type, grade, or quality of regulated substance they contain in accordance with American Petroleum Institute (API) Recommended Practice 1637 color symbol system.

Notes

Okla. Admin. Code § 165:15-13-1

Amended at 13 Ok Reg 2405, eff 7-1-96; Amended at 18 Ok Reg 1052, eff 5-11-01

Amended by Oklahoma Register, Volume 31, Issue 24, September 2, 2014, eff. 9/12/2014 Amended by Oklahome Register, Volume 33, Issue 23, August 15, 2016, eff. 8/25/2016 Amended by Oklahoma Register, Volume 35, Issue 24, September 4, 2018, eff. 10/1/2018 Amended by Oklahoma Register, Volume 36, Issue 21, July 15, 2019, eff. 8/1/2019 Amended by Oklahoma Register, Volume 37, Issue 24, September 1, 2020, eff. 10/1/2020 Amended by Oklahoma Register, Volume 39, Issue 24, September 1, 2022, eff. 10/1/2022