The Office of Management and Budget (OMB) has signed off on a rule for the 45Z tax credit. The credit was created by the Inflation Reduction Act of 2022 during the Biden Administration for the production and sale of low-emission transportation fuels. It was updated and extended as part of the reconciliation package and signed by President Trump in July 2025. It has been delayed as Treasury and the IRS have failed to release full guidance. The new rule was delivered to OMB by Treasury and the IRS on 17 December, and there were 16 meetings with industry stakeholders in January to discuss the proposed guidance, leading to changes. Now the rule, outlined in a 3 February announcement from the IRS, is being modified, and a new proposed rule will...