40 CFR 81.321 - Maryland.

Status message

There are 27 Updates appearing in the Federal Register for 40 CFR 81. View below or at eCFR (GPOAccess)
§ 81.321 Maryland.
Maryland—TSP
Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards
1 Regional Planning Districts—defined by the Baltimore Regional Planning Council, Maps showing Districts and non-attainment areas available for inspection at the offices of: EPA, Region III, 6th and Walnut Streets, Phila., Pa. 19106; Md. Bureau of Air Quality and Noise Control, 201 West Preston Street, Baltimore, Md. 21201.
Metropolitan Baltimore Intrastate AQCR:
(a) Baltimore City:
#111 Zones 61, 65-68 1 X
#112 Zone 72 X
#113 Zones 76-80 X
#117 Zones 94-100, 102, 103, 105-11 X
#118 Zones 114-137 X
#119 Zones 138, 140, 144, 146, 149 X
Zones 139, 141-143, 145, 147, 150-56 X
#120 Zones 157-66 X
#121 Zones 168-70, 172, 176-78, 180, 181 X
Zones 167, 171, 173-75, 179, 182 X
#123 Zones 187-90 X
#Zones 193-198 X
Zones 191, 192 X
#125 Zones 199-203 X
#126 Zone 207 X
Zones 204-06 X
(b) Baltimore County:
#325 Zones 417, 418, 420, 421 X
#326 Zones 428, 431 X
#328 Zone 446 X
#329 Zones 449, 453-58 X
Zones 450-52, 459 X
#330 Zones 461, 462 X
Zones 460, 463-68 X
#331 Zones 469-72 X
(c) Anne Arundel County:
#201 Zones 208, 209 X
#203 Zones 221-28 X
#204 Zones 230 X
(d) Remainder of AQCR X
Cumberland-Keyser Interstate AQCR:
(a) Election District No. 8, Luke, MD X
(b) Remainder AQCR X
Central Maryland Interstate AQCR X
National Capital Interstate AQCR X
Southern Maryland Intrastate AQCR X
Eastern Shore Intrastate AQCR X
Maryland—SO2
Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards
Cumberland-Keyser Interstate AQCR, Election District No. 8, Luke, Md X
Remainder of State X
Maryland—Carbon Monoxide
Designated area Designation Classification
Date 1 Type Date 1 Type
1 This date is November 15, 1990, unless otherwise noted.
Baltimore Area
Baltimore City (part)
Regional Planning District No. 118 (generally corresponding to the Central Business District) 12/15/95 Attainment
Washington Area
Montgomery County (part)
Election Districts 4, 7, 13 Attainment
Prince George's County (part)
Election Districts 2, 6, 12, 16, 17, 18 Attainment
AQCR 047 National Capital Interstate (Remainder of) Unclassifiable/Attainment
Montgomery County (part)
Remainder of county
Prince George's County (part)
Remainder of County
AQCR 112 Central Maryland Intrastate Unclassifiable/Attainment
Frederick County
AQCR 113 Cumberland-Keyser Interstate Unclassifiable/Attainment
Allegany County
Garrett County
Washington County
AQCR 114 Eastern Shore Interstate Unclassifiable/Attainment
Caroline County
Cecil County
Dorchester County
Kent County
Queen Anne's County
Kent County 12/22/06 Attainment
Queen Anne's County 12/22/06 Attainment
Somerset County
Talbot County
Wicomico County
Worcester County
AQCR 115 Metro. Baltimore Intrastate (Remainder of) Unclassifiable/Attainment
Anne Arundel County
Baltimore City (part)
Remainder of City
Baltimore County
Carroll County
Harford County
Howard County
AQCR 116 Southern Maryland Intrastate Unclassifiable/Attainment
Calvert County
Charles County
St. Mary's County
Maryland—Ozone (1-Hour Standard)2
Designated area Designation Classification
Date 1 Type Date 1 Type
1 This date is October 18, 2000, unless otherwise noted.
2 The 1-hour ozone standard is revoked effective June 15, 2005 for all areas in Maryland except the Washington Co. area where it is revoked effective April 15, 2009.
Baltimore Area:
Anne Arundel County 11/15/90 Nonattainment 11/15/90 Severe-15.
Baltimore
City of Baltimore 11/15/90 Nonattainment 11/15/90 Severe-15.
Baltimore County 11/15/90 Nonattainment 11/15/90 Severe-15.
Carroll County 11/15/90 Nonattainment 11/15/90 Severe-15.
Harford County 11/15/90 Nonattainment 11/15/90 Severe-15.
Howard County 11/15/90 Nonattainment 11/15/90 Severe-15.
Kent County and Queen Anne's County Area:
Kent County 10/21/04 Attainment
Queen Anne's County 10/21/04 Attainment
Philadelphia-Wilmington-Trenton Area:
Cecil County 11/15/90 Nonattainment 11/15/90 Severe-15.
Washington, DC Area:
Calvert County Nonattainment 3/25/03 Severe
Charles County Nonattainment 3/25/03 Severe
Frederick County Nonattainment 3/25/03 Severe
Montgomery County Nonattainment 3/25/03 Severe
Prince George's County Nonattainment 3/25/03 Severe
AQCR 113 Cumberland-Keyser Interstate Unclassifiable/Attainment
Allegany County
Garrett County
Washington County
AQCR 114 Eastern Shore Interstate (Remainder of) Unclassifiable/Attainment
Caroline County
Dorchester County
Somerset County
Talbot County
Wicomico County
Worcester County
AQCR 116 Southern Maryland Intrastate (Remainder of) Unclassifiable/Attainment
St. Mary's County
Maryland—NO2 (1971 Annual Standard)
Designated area Does not meet primary standards Cannot be classified or better than national standards
State of Maryland X
Maryland—NO2 (2010 1-Hour Standard)
Designated area Designation a
Date 1 Type
a Includes Indian Country located in each county or area, except as otherwise specified.
1 This date is 90 days after October 31, 2011, unless otherwise noted.
Allegany County Unclassifiable/Attainment.
Anne Arundel County Unclassifiable/Attainment.
Baltimore County Unclassifiable/Attainment.
City of Baltimore Unclassifiable/Attainment.
Calvert County Unclassifiable/Attainment.
Caroline County Unclassifiable/Attainment.
Carroll County Unclassifiable/Attainment.
Cecil County Unclassifiable/Attainment.
Charles County Unclassifiable/Attainment.
Dorchester County Unclassifiable/Attainment.
Frederick County Unclassifiable/Attainment.
Garrett County Unclassifiable/Attainment.
Harford County Unclassifiable/Attainment.
Howard County Unclassifiable/Attainment.
Kent County Unclassifiable/Attainment.
Montgomery County Unclassifiable/Attainment.
Prince George's County Unclassifiable/Attainment.
Queene Anne's County Unclassifiable/Attainment.
St. Mary's County Unclassifiable/Attainment.
Somerset County Unclassifiable/Attainment.
Talbot County Unclassifiable/Attainment.
Washington County Unclassifiable/Attainment.
Wicomico County Unclassifiable/Attainment.
Worchester County Unclassifiable/Attainment.
Maryland—Ozone (8-Hour Standard)
Designated area Designation a Category/classification
Date 1 Type Date 1 Type
a Includes Indian Country located in each county or area, except as otherwise specified.
1 This date is June 15, 2004, unless otherwise noted.
2 Effective April 15, 2008.
3 November 22, 2004.
4 Attainment date is June 15, 2013.
5 Effective March 2, 2012.
Baltimore, MD:
Anne Arundel County Nonattainment (5) Subpart 2/Serious.4
City of Baltimore Nonattainment (5) Subpart 2/Serious.4
Baltimore County Nonattainment (5) Subpart 2/Serious.4
Carroll County Nonattainment (5) Subpart 2/Serious.4
Harford County Nonattainment (5) Subpart 2/Serious.4
Howard County Nonattainment (5) Subpart 2/Serious.4
Kent and Queen Anne's Area
Kent County January 22, 2007 Attainment
Queen Anne's County January 22, 2007 Attainment
Washington County (Hagerstown), MD:
Washington County (2) Attainment.
Philadelphia-Wilmin-Atlantic Ci, PA-NJ-MD-DE:
Cecil County Nonattainment Subpart 2/Moderate.4
Washington, DC-MD-VA:
Calvert County Nonattainment Subpart 2/Moderate.
Charles County Nonattainment Subpart 2/Moderate.
Frederick County Nonattainment Subpart 2/Moderate.
Montgomery County Nonattainment Subpart 2/Moderate.
Prince George's County Nonattainment Subpart 2/Moderate.
AQCR 113 Cumberland-Keyser Interstate Unclassifiable/Attainment
Allegany County
Garrett County
AQCR 114 Eastern Shore Interstate (remainder of) Unclassifiable/Attainment
Caroline County
Dorchester County
Somerset County
Talbot County
Wicomico County
Worcester County
AQCR 116 Southern Maryland Intrastate (remainder of) Unclassifiable/Attainment
St. Mary's County
Maryland—PM2.5
Designated area Designation a
Date 1 Type
a Includes Indian Country located in each county or area, except as otherwise specified.
1 This date is 90 days after January 5, 2005, unless otherwise noted.
Baltimore, MD:
Anne Arundel County NonAttainment.
Baltimore County NonAttainment.
Carroll County NonAttainment.
Harford County NonAttainment.
Howard County NonAttainment.
City of Baltimore NonAttainment.
Martinsburg, WV-Hagerstown, MD:
Washington County NonAttainment.
Washington, DC-MD-VA:
Charles County NonAttainment.
Frederick County NonAttainment.
Montgomery County NonAttainment.
Prince George's County NonAttainment.
AQCR 113 Cumberland-Keyser Interstate:
Allegany County Unclassifiable/Attainment.
Garrett County Unclassifiable/Attainment.
AQCR 114 Eastern Shore Interstate (remainder of):
Caroline County Unclassifiable/Attainment.
Cecil County Unclassifiable/Attainment.
Dorchester County Unclassifiable/Attainment.
Kent County Unclassifiable/Attainment.
Queen Anne's County Unclassifiable/Attainment.
Somerset County Unclassifiable/Attainment.
Talbot County Unclassifiable/Attainment.
Wicomico County Unclassifiable/Attainment.
Worcester County Unclassifiable/Attainment.
AQCR 116 Southern Maryland Intrastate (remainder of):
Calvert County Unclassifiable/Attainment.
St. Mary's County Unclassifiable/Attainment.
Maryland—PM2.5 [24-hour NAAQS]
Designated area Designation for the 1997 NAAQS a Designation for the 2006 NAAQS a
Date 1 Type Date 2 Type
a Includes Indian Country located in each county or area, except as otherwise specified.
1 This date is 90 days after January 5, 2005, unless otherwise noted.
2 This date is 30 days after November 13, 2009, unless otherwise noted.
AQCR 047 National Capital Interstate (DC-MD-VA) (part):
Montgomery County Unclassifiable/Attainment Unclassifiable/Attainment.
Prince George's County Unclassifiable/Attainment Unclassifiable/Attainment.
Metropolitan Baltimore Intrastate AQCR:
Anne Arundel County Unclassifiable/Attainment Unclassifiable/Attainment.
Baltimore County Unclassifiable/Attainment Unclassifiable/Attainment.
City of Baltimore Unclassifiable/Attainment Unclassifiable/Attainment.
Carroll County Unclassifiable/Attainment Unclassifiable/Attainment.
Harford County Unclassifiable/Attainment Unclassifiable/Attainment.
Howard County Unclassifiable/Attainment Unclassifiable/Attainment.
AQCR 112 Central Maryland Intrastate:
Frederick County Unclassifiable/Attainment Unclassifiable/Attainment.
AQCR 113 Cumberland-Keyser Interstate:
Allegany County Unclassifiable/Attainment Unclassifiable/Attainment.
Garrett County Unclassifiable/Attainment Unclassifiable/Attainment.
Washington County Unclassifiable/Attainment Unclassifiable/Attainment.
AQCR 114 Eastern Shore Intrastate:
Caroline County Unclassifiable/Attainment Unclassifiable/Attainment.
Cecil County Unclassifiable/Attainment Unclassifiable/Attainment.
Dorchester County Unclassifiable/Attainment Unclassifiable/Attainment.
Kent County Unclassifiable/Attainment Unclassifiable/Attainment.
Queen Anne's County Unclassifiable/Attainment Unclassifiable/Attainment.
Somerset County Unclassifiable/Attainment Unclassifiable/Attainment.
Talbot County Unclassifiable/Attainment Unclassifiable/Attainment.
Wicomico County Unclassifiable/Attainment Unclassifiable/Attainment.
Worcester County Unclassifiable/Attainment Unclassifiable/Attainment.
AQCR 116 Southern Maryland Intrastate:
Calvert County Unclassifiable/Attainment Unclassifiable/Attainment.
Charles County Unclassifiable/Attainment Unclassifiable/Attainment.
St. Mary's County Unclassifiable/Attainment Unclassifiable/Attainment.
Maryland—2008 Lead NAAQS
Designated area Designation for the 2008 NAAQS a
Date 1 Type
a Includes Indian Country located in each county or area, except as otherwise specified.
1 December 31, 2011 unless otherwise noted.
Whole State Unclassifiable/Attainment.
[43 FR 40510, Sept. 12, 1978]
Editorial Note:
For Federal Register citations affecting § 81.321 see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.fdsys.gov.
§ 81.321, Nt.
Effective Date Note:
At 77 FR 30127, May 21, 2012, § 81.321 was amended by revising the table heading for “Maryland—Ozone (8-Hour Standard)” to read “Maryland—1997 8-Hour Ozone NAAQS (Primary and Secondary)”; by adding a new table entitled “Maryland—2008 8-Hour Ozone NAAQS (Primary and Secondary)” following the newly designated table “Maryland—1997 8-Hour Ozone NAAQS (Primary and Secondary)”, effective July 20, 2012. For the convenience of the user, the added text is set forth as follows:
§ 81.321 Maryland.
Maryland—2008 8-Hour Ozone NAAQS(Primary and secondary)
Designated area Designation Classification
Date 1 Type Date 1 Type
1 This date is July 20, 2012, unless otherwise noted.
2 Excludes Indian country located in each area, unless otherwise noted.
3 Includes any Indian country in each county or area, unless otherwise specified.
Baltimore, MD: 2 Nonattainment Moderate.
Anne Arundel County
Baltimore County
Baltimore City
Carroll County
Harford County
Howard County
Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE: 2 Nonattainment Marginal.
Cecil County
Washington, DC-MD-VA: 2 Nonattainment Marginal.
Calvert County
Charles County
Frederick County
Montgomery County
Prince George's County
AQCR 113 Cumberland-Keyser Interstate 3 Unclassifiable/Attainment
Allegany County
Garrett County
Washington County
AQCR 114 Eastern Shore Interstate: (remainder) 3 Unclassifiable/Attainment
Caroline County
Dorchester County
Kent County
Queen Anne's County
Somerset County
Talbot County
Wicomico County
Worcester County
AQCR 116 Southern Maryland Intrastate: (remainder) 3 Unclassifiable/Attainment
St. Mary's County

Title 40 published on 2013-07-01

The following are only the Rules published in the Federal Register after the published date of Title 40.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2014-08-05; vol. 79 # 150 - Tuesday, August 5, 2014
    1. 79 FR 45350 - Approval and Promulgation of Air Quality Implementation Plans; Delaware; Redesignation Requests, Associated Maintenance Plans, and Motor Vehicle Emissions Budgets for the Delaware Portion of the Philadelphia-Wilmington, PA-NJ-DE Nonattainment Area for the 1997 Annual and 2006 24-Hour Fine Particulate Matter Standards, and the 2007 Comprehensive Emissions Inventory for the 2006 24-Hour Fine Particulate Matter Standard
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Final rule.
      This final rule is effective on September 4, 2014.
      40 CFR Parts 52 and 81

This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.

This list is taken from the Parallel Table of Authorities and Rules provided by GPO [Government Printing Office].

It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.


United States Code
U.S. Code: Title 42 - THE PUBLIC HEALTH AND WELFARE

§ 7401 - Congressional findings and declaration of purpose

§ 7402 - Cooperative activities

§ 7403 - Research, investigation, training, and other activities

§ 7404 - Research relating to fuels and vehicles

§ 7405 - Grants for support of air pollution planning and control programs

§ 7406 - Interstate air quality agencies; program cost limitations

§ 7407 - Air quality control regions

§ 7408 - Air quality criteria and control techniques

§ 7409 - National primary and secondary ambient air quality standards

§ 7410 - State implementation plans for national primary and secondary ambient air quality standards

§ 7411 - Standards of performance for new stationary sources

§ 7412 - Hazardous air pollutants

§ 7413 - Federal enforcement

§ 7414 - Recordkeeping, inspections, monitoring, and entry

§ 7415 - International air pollution

§ 7416 - Retention of State authority

§ 7417 - Advisory committees

§ 7418 - Control of pollution from Federal facilities

§ 7419 - Primary nonferrous smelter orders

§ 7420 - Noncompliance penalty

§ 7421 - Consultation

§ 7422 - Listing of certain unregulated pollutants

§ 7423 - Stack heights

§ 7424 - Assurance of adequacy of State plans

§ 7425 - Measures to prevent economic disruption or unemployment

§ 7426 - Interstate pollution abatement

§ 7427 - Public notification

§ 7428 - State boards

§ 7429 - Solid waste combustion

§ 7430 - Emission factors

§ 7431 - Land use authority

§ 7450 to 7459 - Repealed.

§ 7470 - Congressional declaration of purpose

§ 7471 - Plan requirements

42 U.S. Code § 7450 to 7459 - Repealed.

§ 7472 - Initial classifications

§ 7473 - Increments and ceilings

§ 7474 - Area redesignation

§ 7475 - Preconstruction requirements

§ 7476 - Other pollutants

§ 7477 - Enforcement

§ 7478 - Period before plan approval

§ 7479 - Definitions

§ 7491 - Visibility protection for Federal class I areas

§ 7492 - Visibility

§ 7501 - Definitions

§ 7502 - Nonattainment plan provisions in general

§ 7503 - Permit requirements

§ 7504 - Planning procedures

§ 7505 - Environmental Protection Agency grants

§ 7505a - Maintenance plans

§ 7506 - Limitations on certain Federal assistance

§ 7506a - Interstate transport commissions

§ 7507 - New motor vehicle emission standards in nonattainment areas

§ 7508 - Guidance documents

§ 7509 - Sanctions and consequences of failure to attain

§ 7509a - International border areas

§ 7511 - Classifications and attainment dates

§ 7511a - Plan submissions and requirements

§ 7511b - Federal ozone measures

§ 7511c - Control of interstate ozone air pollution

§ 7511d - Enforcement for Severe and Extreme ozone nonattainment areas for failure to attain

§ 7511e - Transitional areas

§ 7511f - NO

§ 7512 - Classification and attainment dates

§ 7512a - Plan submissions and requirements

§ 7513 - Classifications and attainment dates

§ 7513a - Plan provisions and schedules for plan submissions

§ 7513b - Issuance of RACM and BACM guidance

§ 7514 - Plan submission deadlines

§ 7514a - Attainment dates

§ 7515 - General savings clause

§ 7521 - Emission standards for new motor vehicles or new motor vehicle engines

§ 7522 - Prohibited acts

§ 7523 - Actions to restrain violations

§ 7524 - Civil penalties

§ 7525 - Motor vehicle and motor vehicle engine compliance testing and certification

§ 7541 - Compliance by vehicles and engines in actual use

§ 7542 - Information collection

§ 7543 - State standards

§ 7544 - State grants

§ 7545 - Regulation of fuels

§ 7546 - Renewable fuel

§ 7547 - Nonroad engines and vehicles

§ 7548 - Study of particulate emissions from motor vehicles

§ 7549 - High altitude performance adjustments

§ 7550 - Definitions

§ 7551 - Omitted

§ 7552 - Motor vehicle compliance program fees

§ 7553 - Prohibition on production of engines requiring leaded gasoline

§ 7554 - Urban bus standards

§ 7571 - Establishment of standards

§ 7572 - Enforcement of standards

§ 7573 - State standards and controls

§ 7574 - Definitions

§ 7581 - Definitions

§ 7582 - Requirements applicable to clean-fuel vehicles

§ 7583 - Standards for light-duty clean-fuel vehicles

§ 7584 - Administration and enforcement as per California standards

§ 7585 - Standards for heavy-duty clean-fuel vehicles (GVWR above 8,500 up to 26,000 lbs.)

§ 7586 - Centrally fueled fleets

§ 7587 - Vehicle conversions

§ 7588 - Federal agency fleets

§ 7589 - California pilot test program

§ 7590 - General provisions

§ 7601 - Administration

§ 7602 - Definitions

§ 7603 - Emergency powers

§ 7604 - Citizen suits

§ 7605 - Representation in litigation

§ 7606 - Federal procurement

§ 7607 - Administrative proceedings and judicial review

§ 7608 - Mandatory licensing

§ 7609 - Policy review

§ 7610 - Other authority

§ 7611 - Records and audit

§ 7612 - Economic impact analyses

§ 7613 - Repealed.

§ 7614 - Labor standards

§ 7615 - Separability

§ 7616 - Sewage treatment grants

§ 7617 - Economic impact assessment

§ 7618 - Repealed.

§ 7619 - Air quality monitoring

§ 7620 - Standardized air quality modeling

§ 7621 - Employment effects

§ 7622 - Employee protection

§ 7623 - Repealed.

§ 7624 - Cost of vapor recovery equipment

§ 7625 - Vapor recovery for small business marketers of petroleum products

42 U.S. Code § 7450 to 7459 - Repealed.

§ 7625a - Statutory construction

§ 7626 - Authorization of appropriations

§ 7627 - Air pollution from Outer Continental Shelf activities

§ 7628 - Demonstration grant program for local governments

§ 7641 - Noise abatement

§ 7642 - Authorization of appropriations

§ 7651 - Findings and purposes

§ 7651a - Definitions

§ 7651b - Sulfur dioxide allowance program for existing and new units

§ 7651c - Phase I sulfur dioxide requirements

§ 7651d - Phase II sulfur dioxide requirements

§ 7651e - Allowances for States with emissions rates at or below 0.80 lbs/mmBtu

§ 7651f - Nitrogen oxides emission reduction program

§ 7651g - Permits and compliance plans

§ 7651h - Repowered sources

§ 7651i - Election for additional sources

§ 7651j - Excess emissions penalty

§ 7651k - Monitoring, reporting, and recordkeeping requirements

42 U.S. Code § -

§ 7651m - Enforcement

§ 7651n - Clean coal technology regulatory incentives

42 U.S. Code § -

§ 7661 - Definitions

§ 7661a - Permit programs

§ 7661b - Permit applications

§ 7661c - Permit requirements and conditions

§ 7661d - Notification to Administrator and contiguous States

§ 7661e - Other authorities

§ 7661f - Small business stationary source technical and environmental compliance assistance program

§ 7671 - Definitions

§ 7671a - Listing of class I and class II substances

§ 7671b - Monitoring and reporting requirements

§ 7671c - Phase-out of production and consumption of class I substances

§ 7671d - Phase-out of production and consumption of class II substances

§ 7671e - Accelerated schedule

§ 7671f - Exchange authority

§ 7671g - National recycling and emission reduction program

§ 7671h - Servicing of motor vehicle air conditioners

§ 7671i - Nonessential products containing chlorofluorocarbons

§ 7671j - Labeling

§ 7671k - Safe alternatives policy

42 U.S. Code § -

§ 7671m - Relationship to other laws

§ 7671n - Authority of Administrator

42 U.S. Code § -

§ 7671p - International cooperation

§ 7671q - Miscellaneous provisions

Title 40 published on 2013-07-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 40 CFR 81 after this date.

  • 2014-08-06; vol. 79 # 151 - Wednesday, August 6, 2014
    1. 79 FR 45735 - Approval and Promulgation of Air Quality Implementation Plans; District of Columbia, Maryland, and Virginia; Approval of the Redesignation Requests and Maintenance Plan of the Washington, DC-MD-VA Nonattainment Area for the 1997 Annual Fine Particulate Matter Standard
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Proposed rule.
      Written comments must be received on or before September 5, 2014.
      40 CFR Parts 52 and 81