 Lucrative tax credits of up to $1.25 a gallon should be available only for low-carbon fuels made from U.S.-grown feedstocks, foreign farm groups told the Biden administration on Wednesday in a letter. The groups also said the government should broaden its climate-smart farming practices that produce lower-carbon, quote, sustainable crops. The letter was aimed at 45Z tax credits, which are to become available in 2025 for sustainable aviation fuel. The administration has yet