(a) History of the approval of Idaho's Program. The State of Idaho is approved to administer and enforce an underground storage tank program in lieu of the Federal program under subtitle I of the Resource Conservation and Recovery Act of 1976 (RCRA), as amended, 42 U.S.C. 6991 et seq. The State's program, as administered by the Idaho Department of Environmental Quality (DEQ), was approved by EPA pursuant to 42 U.S.C. 6991c and part 281 of this chapter. The EPA published the notice of final determination approving the Idaho underground storage tank base program effective on February 28, 2012. A subsequent program revision application was approved by EPA and became effective on March 10, 2020.

(b) Enforcement authority. Idaho has primary responsibility for administering and enforcing its federally-approved underground storage tank program. However, the EPA retains the authority to exercise its corrective action, inspection, and enforcement authorities under sections 9003(h), 9005, and 9006 of subtitle I of RCRA, 42 U.S.C. 6991b(h), 6991d and 6991e, as well as under any other applicable statutory and regulatory provisions.

(c) Retention of program approval. To retain program approval, Idaho must revise its approved program to adopt new changes to the Federal subtitle I program which make it more stringent, in accordance with section 9004 of RCRA, 42 U.S.C. 6991c,and,subpart. If Idaho obtains approval for the revised requirements pursuant to section 9004 of RCRA, 42 U.S.C. 6991c,the.

(d) Final approval. Idaho has final approval for the following elements of its program application originally submitted to EPA and approved, effective February 28, 2012, and the program revision application approved by EPA effective on March 10, 2020:

(1) State statutes and regulations—(i) Incorporation by reference. The materials cited in this paragraph (d)(1) are incorporated by reference as part of the underground storage tank program under subtitle I of RCRA, 42 U.S.C. 6991 et seq. The Director of the Federal Register approves this incorporation by reference in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. You may obtain copies of the Idaho provisions that are incorporated by reference in this paragraph (d)(1)(i) from Idaho's Office of Administrative Rules Coordinator, P.O. Box 83720, Boise, Idaho 83720; Phone number: 208-332-1820; website: https://adminrules.idaho.gov/. You may inspect all approved material at the EPA Region 10 office, 1200 Sixth Avenue, Seattle, Washington 98101, phone number (206) 553-6693, or the National Archives and Records Administration (NARA). For information on the availability of the material at NARA, email [email protected] or go to https://www.archives.gov/federal-register/cfr/ibr-locations.

(A) Idaho Statutory Requirements Applicable to the Underground Storage Tank Program, September 2018.

(B) Idaho Regulatory Requirements Applicable to the Underground Storage Tank Program, September 2018.

(ii) Legal basis. The EPA evaluated the following statutes and regulations which provide the legal basis for the State's implementation of the underground storage tank program, but they are not being incorporated by reference and do not replace Federal authorities:

(A) The statutory provisions include:

(1) Idaho Code, Title 39, “Health and Safety,” Chapter 1, “Environmental Quality—Health,” Sections 39-108 and -109.

(2) Idaho Code, Title 39, “Healthy and Safety,” Chapter 88, “Idaho Underground Storage Tank Act.” The following Sections are part of the approved State program, although not incorporated by reference in this part for enforcement purposes: Sections 39-8805, -8808, -8810, and -8811.

(B) The regulatory provisions include:

(1) Idaho Administrative Code 58 (April 1, 2018), Title 01, Chapter 02, “Water Quality Standards,” Sections 851 and 852.

(2) Idaho Administrative Code 58 (April 1, 2018), Title 01, Chapter 07, “Rules Regulating Underground Storage Tank Systems.” The following Sections are part of the approved State program, although not incorporated by reference in this part for enforcement purposes: Sections 004.01, 400.01 and .03, 500, and 600.

(3) Idaho Rules of Civil Procedure, Rule 24(a).

(iii) Provisions not incorporated by reference. The following specifically identified sections and rules applicable to the Idaho underground storage tank program that are broader in coverage than the Federal program, are not part of the approved program, and are not incorporated by reference in this part for enforcement purposes:

(A) Idaho Administrative Code 58 (April 1, 2018), Title 01, Chapter 07, “Rules Regulating Underground Storage Tank Systems,” Sections 010.16, 100.01 and .03, 200, 600, and 601.

(B) [Reserved]

(2) Statement of legal authority. The Attorney General's Statement, signed by the Deputy Attorney General of the State of Idaho on August 23, 2018, though not incorporated by reference, is referenced as part of the approved underground storage tank program under subtitle I of RCRA, 42 U.S.C. 6991 et seq.

(3) Demonstration of procedures for adequate enforcement. The “Demonstration of Procedures for Adequate Enforcement” submitted as part of the program revision application for approval on September 19, 2018, though not incorporated by reference, is referenced as part of the approved underground storage tank program under subtitle I of RCRA, 42 U.S.C. 6991 et seq.

(4) Program description. The program description and any other material submitted as part of the program revision application for approval on September 19, 2018, though not incorporated by reference, are referenced as part of the approved underground storage tank program under subtitle I of RCRA, 42 U.S.C. 6991 et seq.

(5) Memorandum of Agreement. The Memorandum of Agreement between EPA Region 10 and the Idaho Department of Environmental Quality, signed by the EPA Regional Administrator on March 19, 2019, though not incorporated by reference, is referenced as part of the approved underground storage tank program under subtitle I of RCRA, 42 U.S.C. 6991 et seq.