Fuel

100LL and Jet A prices reached six-month highs in September.

Jet A and 100LL prices reached new six-month highs in September.

Fuel-price data show wide regional differences, with Alaska averaging more than $11 per gallon.

Leaded avgas remains exempt from an 11-cent-per-liter federal excise tax before rates begin returning in February.

The revised plan is clearer about several important points, but many of the decisions still await testing and a second plan.

Investigators posing as pilots found required charges were frequently incomplete or inconsistent.

Infinium produced the fuel using waste carbon dioxide and renewable electricity.

The company plans to use the funding to develop a commercial demonstration plant targeted for 2028.

The roadmap retains the 2030 goal while leaving the detailed schedules for its national and Alaska phases unsettled.

The agency has not changed the 2030 target, though its deputy administrator described the current schedule as aggressive.