The Treasury Department and IRS published proposed regulations on September 11 requiring Qualified Opportunity Funds to file new information returns and furnish investor statements, while clarifying penalties and self-certification procedures. Comments close October 16, 2026.

The Small Business Administration proposed new size standards for 338 industry groups on August 20, a change SBA estimates would make roughly 37,002 additional firms eligible as small businesses. Those firms held more than $71 billion in FY 2025 federal contracts. Comments are due September 21, 2026.

The Department of Energy is requesting public comment on the assumptions, models, and methodologies it uses to set energy conservation standards for covered products and equipment, including recommendations from a National Academies of Sciences, Engineering, and Medicine review. Comments are due by September 8, 2026.

The Centers for Medicare & Medicaid Services (CMS) published a proposed rule updating Calendar Year 2027 Home Health Prospective Payment System (HH PPS) rates on July 6, 2026. The agency is accepting public comments through August 31, 2026.

The Department of Homeland Security (DHS) has proposed a rule to implement automatic-revocation provisions of the EB-5 Reform and Integrity Act of 2022, affecting immigrant investor petitions tied to the EB-5 Regional Center Program. Comments are due August 31, 2026.

The Rural Housing Service is proposing to let owners of USDA-financed multifamily housing use Direct Multifamily Housing loans and grants to finance acquisition in preservation deals, not just rehabilitation. Comments are due August 31, 2026.

The Food and Drug Administration has proposed regulations that would require foreign tobacco establishment owners and operators to register with the agency and list their products, closing a gap in current law that applies only to domestic producers. Comments are due by September 14, 2026.

The Federal Transit Administration published a proposed rule on June 26, 2026 that would amend bus testing regulations under 49 CFR Part 665, aiming to streamline the testing program, improve bus test report quality, and remove outdated test certifications from the federal system.

The Centers for Medicare & Medicaid Services published a proposed rule on June 26, 2026 that would update the End-Stage Renal Disease Prospective Payment System for calendar year 2027, revise AKI dialysis payment rates, and modify ESRD Quality Incentive Program requirements.

The Department of Defense proposed amending the Defense Federal Acquisition Regulation Supplement (DFARS) to add a certification requirement for contractors providing military recruitment advertising services. The proposed rule (DFARS Case 2024-D022) implements provisions from three consecutive National Defense Authorization Acts. Comments are due August 24, 2026.

The Environmental Protection Agency published a proposed rule on June 25, 2026 to amend its National Environmental Policy Act implementing procedures. The rule incorporates changes required by the Fiscal Responsibility Act of 2023, the One Big Beautiful Bill Act of 2025, Executive Order 14154, and the Supreme Court's May 2025 Seven County decision. Public comments are due July 27, 2026.

The Federal Acquisition Regulatory Council has proposed changes to FAR Parts 5, 24, 29, and 52 as part of a twelve-rule package implementing Executive Order 14275 to streamline federal procurement.

The Federal Acquisition Regulatory Council has proposed revisions to FAR Parts 3 and 49 as part of a twelve-rule package implementing Executive Order 14275, Restoring Common Sense to Federal Procurement.

The Bureau of Land Management is proposing revised oil and gas leasing regulations to implement the One Big Beautiful Bill Act, multiple executive orders, and the Royalty Resiliency Act.