The US Federal Aviation Administration (FAA) has granted $291 million in subsidies to aerospace and aviation companies, part of the Biden administration’s efforts to promote sustainable aviation fuel (SAF) and low- or zero-emission technologies.

Major companies like Boeing and Honeywell have received funding, alongside start-ups like Heart Aerospace, JetZero, Magnix, Otto Aviation, ZeroAvia and Wright Electric, says the FAA, which disclosed the grants on 16 August.

Delivered through the FAA’s Fueling Aviation’s Sustainable Transition programme, the cash comes from the Biden administration’s Inflation Reduction Act, a 2022 law which approved massive government funding to help the USA transition to alternative energy sources.

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Source: Alfred Chua/FlightGlobal

Despite notable hurdles, the aviation industry views SAF as a prime means of reducing carbon emissions

The vast majority of the grants – $245 million – went to projects involving the production, transportation, blending and storage of SAF,. The subsidies will help “achieve the goal of net-zero greenhouse gas emissions from aviation by 2050”, the FAA says. 

The aerospace industry has pinned its carbon-reduction strategy on biofuels and other types of SAF, despite massive hurdles. Production remains nascent, costs are elevated, the carbon-reduction benefits are debatable and widespread biofuel production risks detrimental land-use changes, experts say.

Energy company BP Products won $26.8 million in grants to support SAF production in Washington state, while Phillips 66 landed $22.9 million for SAF blending and storage in the western USA. Citgo received $18.3 million for similar purposes.

The FAA also awarded grants to airports to study the feasibility of and requirements for SAF distribution.

“These grants will expand SAF production, enhance SAF supply chains and increase SAF accessibility,” the FAA says.

Aerospace manufacturers were also winners, securing a combined $47 million to support “low-emission aviation technologies”.

Boeing landed $2.6 million to develop systems that more accurately measure aircraft fuel loads, RTX division Hamilton Sundstrand received $1.9 million to ensure aircraft fuel systems are SAF-compatible, while Honeywell secured $425,000 to develop turbogenerators.

New York state-based start-up Wright Electric, which is seeking to produce improved aircraft batteries, secured $3.3 million to fund the development of “high-temperature molten lithium-sulphur” batteries, and Heart Aerospace - largely considered a Swedish firm but with a growing US presence – landed $4.1 million to develop hybrid-electric aircraft systems.

Another new player, California’s Otto Aviation, won $7 million to finance windtunnel testing of a laminar-flow wing for an envisioned future aircraft, while hydrogen-electric propulsion specialist ZeroAvia landed $4.2 million to help develop 2-5MW electric powertrains.

Otto Celera-c-Otto Aviation

Otto Aviation is developing a laminar flow aircraft is says will be significantly more fuel efficient than current designs