in-20250409-IR-326250204RAA: 326 IAC 10-7-1

TITLE 326 INDIANA DEPARTMENT OF ENVIRONMENTAL MANAGEMENT Regulatory Analysis LSA Document #25-204 I. Description of Rule II. Fiscal Impact Analysis III. Impacted Parties IV. Changes in Proposed Rule Citation Contents 326 IAC 10-7-1 Enumerates which sources are subject to this rulemaking. 326 IAC 10-7-2 Defines specific terms in the rule. 326 IAC 10-7-3 Applies general requirements, such as monitoring and tune-up requirements, to all sources subject to the rule. 326 IAC 10-7-4 Applies a general, or presumptive, NOx limit and RACT. 326 IAC 10-7-5 Provides rules for affected sources in the event they propose an emission averaging program in lieu of the applicable emissions limitations. 326 IAC 10-7-6 Provides rules and required information for sources to conduct engineering studies in the event they claim a limit is infeasible or unreasonable. 326 IAC 10-7-7 List of sources that are exempt from the rule. 326 IAC 10-7-8 Places source-specific limitations on specified facilities in Lake and Porter counties.  There are eleven of these sources. 326 IAC 10-7-9 Provides compliances deadlines for sources subject to the rule. 326 IAC 10-7-10 Provides compliance methods for sources subject to the rule. V. Benefit Analysis VI. Cost Analysis VII. Sources of Information VIII. Regulatory Analysis IX. Contact Information of Staff to Answer Substantive Questions Notice of First Public Comment Period with Proposed Rule: 20250409-IR-250204FNA Notice of Determination Received: April 1, 2025