Early access: 15,549 bills from the current Congress so far, more added daily. Data from Congress.gov, GovInfo and the House and Senate vote records, updated Oct 13, 2026.
Public Law TrackerPLTPublic Law Tracker

H.R. 4183 · Where this bill is now

In the Senate

Passed the House Dec 15, 2025. Received Dec 16, 2025; no Senate vote yet

What this bill does

In plain words · AI-written from the official summary

Expands Federal Maritime Commission oversight

This bill keeps the Federal Maritime Commission running through 2029 and gives it stronger tools to watch for unfair practices in international shipping. The commission will now oversee shipping companies connected to nonmarket economy countries, investigate complaints about data platforms that match shippers with carriers, and get annual reports on anticompetitive practices. The bill also creates two new advisory committees—one for ports and one for ocean carriers—to help the commission make better decisions about shipping competitiveness and reliability.

How it affects you

If you ship goods internationally or work in the maritime industry, this affects you most directly. The expanded oversight could influence shipping costs and practices, though the summary doesn't spell out specific changes you'd see. The new advisory committees bring port operators and shipping companies into the conversation about how the system works.

Read the official summary (Reported to House, Dec 12, 2025)

Federal Maritime Commission Reauthorization Act of 2025

This bill reauthorizes the Federal Maritime Commission through FY2029 and expands the commission’s authority to regulate anticompetitive practices within the international ocean transportation system.

Specifically, the bill expands the definition of controlled carrier (a category of carriers that are subject to additional regulatory oversight) to include carriers legally or financially related to a corporation based or headquartered in, or otherwise significantly linked to, a nonmarket economy country or a country subject to monitoring by the Office of the U.S. Trade Representative.

Additionally, the bill requires the commission to accept and investigate complaints concerning alleged anticompetitive practices by registered shipping exchanges. (A shipping exchange is a data platform that enables businesses shipping goods to connect with carriers to transport those goods.) The bill also requires the commission to report annually on anticompetitive and nonreciprocal trade practices by controlled carriers or marine terminal operators.

Further, the bill establishes a National Port Advisory Committee and a National Ocean Carrier Advisory Committee. The committees, together with the existing National Shipper Advisory Committee, are charged with advising the commission on policies relating to competitiveness, reliability, and efficiency in the international ocean freight delivery system.

Finally, the bill prohibits the commission from releasing information and documents developed pursuant to an enforcement investigation unless the commission determines that they are relevant to an administrative or judicial proceeding and agrees to release them by a majority vote.

Written by AI (Claude) using only the official summary by the Congressional Research Service, the Library of Congress’s nonpartisan research staff. It can miss nuance, so check the official summary and the bill text for details.

119th Congress
1st Session
H. R. 4183

AN ACT

Federal Maritime Commission Reauthorization Act of 2025

Passed HouseDec 15, 2025 · voice voteIn the SenateNo vote yet

Sponsor: Rep. Dusty Johnson (R-SD-At Large) · Introduced Jun 26, 2025 · Transportation and Public Works · 4 versions of the text

Sources: Congress.gov actions and votes · bill text from GovInfo · latest official action Dec 16, 2025: “Received in the Senate and Read twice and referred to the Committee on Commerce, Science, and Transportation.”

Sections

Opens on the most recent version where something changed
Sections · 1
H.R. 4183: Federal Maritime Commission Reauthorization Act of 2025 — Bill Status, Votes and Text · Public Law Tracker