1、MARCH 2025Designing an equitable aviation climate levyXINYI SOLA ZHENG,CHANG SHEN,AND ETHAN KELLOGG ACKNOWLEDGMENTSThe authors thank ICCT colleagues Andr Cieplinski,Dan Rutherford,and Elise Sturrup for their reviews of an earlier draft.This study was generously supported by the Crux Alliance.Interna

2、tional Council on Clean Transportation 1500 K Street NW,Suite 650 Washington,DC 20005communicationstheicct.org|www.theicct.org|TheICCT 2025 International Council on Clean Transportation(ID 302)iICCT REPORT|DESIGNING AN EQUITABLE AVIATION CLIMATE LEVYEXECUTIVE SUMMARYLevies on commercial aviation fue

3、ls and/or airline tickets are often discussed as policies that could help achieve the sectors 2050 net-zero climate goal.A climate levy can modulate traffic growth in mature markets to allow clean aviation technologies more time to be deployed at a large scale and help bridge the cost gap between co

4、nventional jet fuel and alternative energy sources.However,the uneven participation in air travel by household income and by country makes it crucial to assess the distributional effects of potential levy instruments to promote a just transition.This study builds on the ICCTs prior analysis of frequ

5、ent flying levies and models the distributional effects of six aviation climate levy instruments:an air passenger duty,an aviation fuel tax,a frequent flying levy,an air miles levy,a luxury aviation levy,and a ticket levy with rebates for the first two flights of the year.We use travel survey data t

6、o improve the statistical modeling of an individuals flying frequency and assess the distributional effects in terms of income level and geography,by trip purpose,seating class,and flight distances.We also quantify the emission reduction benefits of each instrument as a function of demand response.R