| Applicability: |
eCFR Subpart I  [ecfr.gov]
This subpart applies to:
- Any of the following processes located at a Major Source of HAPs*:
- Styrene-butadiene rubber production;
- Polybutadiene rubber production;
- Agriculture chemical production of: Captafol, Captan, Chlorothalonil, Dacthal, orTordon acid;
- Polymer/resin production of: Hypalon, OBPA, polycarbonate, polysulfide rubber, chlorinated paraffin, or symmetrical tetrochloropyridine;
- Pharmaceutical production using carbon tetrachloride or methylene chloride;
- Polymer/resin production of: MBS, butadiene-furfural cotrimer, MABS, or ethylidene norbornene.
*Major Sources of HAPs emit or have the potential to emit:
- ≥ 10 tons/year of any single HAP; or
- ≥ 25 tons/year of total HAPs.
- Area Sources emit less than Major Sources.
Exempt from this Subpart:
- Research and development facilities or bench-scale batch processes
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| Rules apply to small, area sources? |
No |
| Known Sources in NDEQ Jurisdiction: |
No
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| Date of Original Final Rule: |
4/22/94 |
| Amendments Dates: |
06/23/2003 - Final Rule
01/17/1997 - Amendments
06/20/1996 - Amendments
02/29/1996 - Final Rule
04/10/1995 - Final Rule & Amendments
01/27/1995 - Extension of Compliance
10/28/1994 - Amendments
10/24/1994 - Amendments
09/20/1994 - Corrections |
| State Regulations (Title 129): |
As of September 28, 2022: Title 129, Chapter 13, Section 002.05
Previously: Chapter 28, Section 001.23.
Sources are also responsible for ensuring they are in compliance with current federal requirements found for this subpart in the CFR. |
| Federal Regulations: |
40 CFR 63.190 |
| Related Rules: |
Subpart Kb – Volatile Organic Liquid Storage Vessels
Subparts T, U, V, W, X & PP – Fertilizer Production
Subparts VV, VVa, III, NNN, & RRR – SOCMI Facilities
NESHAP - 40 CFR Part 63 Subpart F – Organic Hazardous Air Pollutants from the Synthetic Organic Chemical Manufacturing Industry (SOCMI)
Subpart G - Equipment Specific Organic Hazardous Air Pollutants from SOCMI
Subpart H - Equipment Leaks for Organic Hazardous Air Pollutants from SOCMI |
| Regulations and Federal Registers: |
eCFR Subpart I  [ecfr.gov]
(See attached file: 1I - Fed. Reg. 2003-06-23 - Final Rule.pdf)
(See attached file: 1I - Fed. Reg. 1997-01-17 - Final Rule; Amendments.pdf)
(See attached file: 1I - Fed. Reg. 1996-06-20 - Final Rule; Amendments.pdf)
(See attached file: 1I - Fed. Reg. 1996-02-29 - Final Rule.pdf)
(See attached file: 1I - Fed. Reg. 1995-04-10 - Direct Final Rule.pdf)
(See attached file: 1I - Fed. Reg. 1995-04-10 - Final Rule; Amendments.pdf)
(See attached file: 1I - Fed. Reg. 1995-01-27 - Final Rule; Extension of Compliance.pdf)
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| Forms: |
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| Important Dates: |
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| FAQs, Fact Sheets, and Rule Summaries: |
Texas CEQ - Rule Flowchart  [tceq.texas.gov]
EPA's HON Website  [epa.gov]- Contains federal register notices and implementation tools
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| Presentations, Training and Articles: |
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| Other Information and Resources: |
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| Notes: |
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| Page Last Updated: |
12/2/22 |