Indiana Administrative Code Title 325.1 - AIR POLLUTION CONTROL BOARD
Indiana Administrative Code
Title 325.1 – Air Pollution Control Board
1. Purpose and Overview
The Air Pollution Control Board (APCB) is the regulatory body responsible for developing and enforcing air quality standards in Indiana.
The board’s goal is to protect public health and the environment by controlling air pollution from industrial, commercial, and mobile sources.
Title 325.1 contains the rules and procedures that implement state and federal air pollution control laws.
2. Authority and Jurisdiction
The APCB derives authority from Indiana state statutes and federal Clean Air Act provisions.
It regulates:
Emissions from factories, power plants, vehicles, and other sources.
Air quality standards and monitoring.
Permitting and compliance enforcement.
Jurisdiction covers the entire state of Indiana.
3. Permitting and Registration
Title 325.1 sets rules for:
Air permits required for construction, modification, and operation of sources emitting pollutants.
Procedures for applying for, renewing, and transferring permits.
Requirements for emissions reporting and monitoring.
Permits specify limits on pollutants and conditions to ensure compliance.
4. Emission Standards and Limits
The Board adopts emission standards for specific pollutants such as:
Particulate matter.
Sulfur dioxide (SO₂).
Nitrogen oxides (NOx).
Volatile organic compounds (VOCs).
Carbon monoxide (CO).
Limits vary based on source type, size, and location.
5. Monitoring and Compliance
Facilities must conduct continuous emissions monitoring or periodic testing.
Reporting of emissions data to the state agency is required.
The Board oversees compliance inspections and investigations.
6. Enforcement and Penalties
The Board has authority to:
Issue notices of violation.
Impose fines and penalties.
Require corrective actions.
Seek injunctions or legal action for violations.
Penalties can vary based on severity and frequency of violations.
7. Public Participation and Hearings
The Board holds public hearings on rule changes, permit applications, and enforcement actions.
Citizens and stakeholders have opportunities to:
Submit comments.
Request hearings.
Participate in advisory committees.
Transparency and community involvement are emphasized.
8. Rulemaking Process
Title 325.1 details the procedures for adopting, amending, or repealing air pollution control rules.
Includes notice requirements, public comment periods, and final rule adoption steps.
9. Special Programs and Initiatives
The Board may administer programs such as:
Voluntary emission reduction initiatives.
Air toxics control.
Incentives for cleaner technologies.
It also coordinates with federal EPA programs.
Summary Table
| Topic | Description |
|---|---|
| Purpose | Protect air quality and public health |
| Authority | State and federal air pollution laws |
| Permitting | Air permits for emissions sources |
| Emission Standards | Limits for pollutants like SO₂, NOx, PM, VOCs |
| Monitoring | Emissions testing and reporting |
| Enforcement | Fines, corrective orders, legal action |
| Public Participation | Hearings, comments, advisory roles |
| Rulemaking | Procedures for adopting and changing regulations |
| Programs | Voluntary reductions, air toxics, clean technology |
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