The Cost of Climate Pollution

Colorado Uses the SCC in Cost-Benefit Analysis for Rules Governing Statewide Transportation Planning

FColorado Transportation September 2021

• Application

  Cost-benefit analysis

• Date

  September 2021

• Details

  The Colorado Department of Transportation (CDOT) is developing new regulations to change how the state approaches transportation infrastructure investments. The draft rules specifically call for the consideration of greenhouse gas emissions. 1 The CDOT prepared a cost-benefit analysis for the proposed rules and included the social cost of carbon in its calculation of economic benefits. 2

• SCC Value(s)

  Based on IWG SCC at 2.5% discount rate. 

• Legal Authority

  Colo. Rev. Stats. § 25-7-102(2)(g)

• Status

  Public comments on the proposed rules will be accepted until November 18, 2021. 3

1. Rules Governing Statewide Transportation Planning Process and Transportation Planning Regions § 8 (to be codified at 2 C.C.R. 601-22), https://www.codot.gov/business/rules/documents/revisedghgrule10-19-21-2-ccr-601-22.pdf. ↩︎
2. CDOT, Cost-Benefit Analysis for Rules Governing Statewide Transportation Planning (Sept. 2021), https://www.codot.gov/business/rules/documents/cdot-cost-benefit-analysis-for-ghg-rule-sept-2021.pdf. ↩︎
3. See https://www.codot.gov/business/rules/documents/miscellaneous-rulemaking-public-notice-cdot-10-19-21.pdf. ↩︎

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