This page last reviewed July 22, 2014

AB 32 COI Common Carbon Cost and Transportation Fuel Fee Rates 

Common Carbon Cost Values

The first year for emissions reporting began in 2008 which correlates to annual invoices sent in for Fiscal Year 2010-11. The State of California fiscal year begins on July 1 each year and ends on June 30 of the following calendar year.
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Fiscal Year

Emissions Data Year

CCC ($/MTCO2)

2010-11 2008 0.171
2011-12 2009 0.170
2012-13 2010 0.180
2013-14 2011 0.145
2014-15 2012 0.12133986
2015-16 2013 0.15118302

Fuel Fee Rates (CCC x Emission Factor)

Transportation fuel fee rates provide the per gallon cost associated with implementation of the AB 32 COI Fee Regulation. Transportation fuel fee rates are calculated by multiplying the CCC by the transportation fuel emission factors (below).

Fiscal Year    

Fuel Type         

Fuel Fee Rate ($/gallon)

2010-11 CA Diesel

CA Gasoline
0.00170316

0.00146205
2011-12 CA Diesel

CA Gasoline
0.0016932

0.0014535
2012-13 CA Diesel

CA Gasoline
0.0017928

0.001539
2013-14 CA Diesel

CA Gasoline
0.0014442

0.00123985
2014-15 CA Diesel

CA Gasoline/CARBOB
0.00120855

0.00103746
2015-16 CA Diesel

CA Gasoline/CARBOB
0.0015057828792

0.001292614821

Transportation Fuel Emission Factors

Transportation fuels such as CA Diesel, CA Gasoline, and CARBOB that are produced in California or imported into California are subject to the Fee Regulation.  Below is a table of the emission factors (MTCO2/gallon) of the transportation fuels subject to the Fee Regulation (Section 95203(d)).

Fuel Type

Emission Factor (MTCO2/gallon)

CA Diesel 0.00996
CA Gasoline/CARBOB 0.00855

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For questions, please contact:
David Mallory at (916) 445-8316

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