Clean Air Act Requirements for 1997 Ozone NAAQS

SIPs due for attainment
demonstrations, reasonable
further progress (RFP) (6/07)

State Implementation Plans (SIPs) due for
Reasonably available control technology
(RACT) (9/06)

Hwy funds sanctions imposed & FIP clock
expires (3/10)

Finding of Failure
to submit
attainmnent
demos, RFP &
RACT (3/08)

2:1 emissions

offsets

sanctions

imposed

(9/09)

2005

2006

2007

Effective Date
of Final Ozone
Designations
(6/04)

2008

2009

2010

Statutory
Attainment Dates
for Marginal areas
(6/07)

Statutory
Attainment Dates
for Moderate areas
(6/10)

Notes - The Clean Air Act (CAA) outlines the deadlines and timeline for improving air quality.

-	If States submit a complete air quality plan ("SIP") to EPA, the sanctions will not be imposed.

-	EPA will not issue a Federal Implementation Plan (FIP) once we approve the SIP for the area.

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