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U.S. Representative — Florida's 21st District

Brian Mast

Republican · Florida

Republican U.S. Representative for Florida's 21st congressional district. Member of the 119th Congress in the U.S. House of Representatives.

Legislative Record

Recently sponsored bills (50 on record)

  • H.R.9788 — To amend the Federal Food, Drug, and Cosmetic Act to direct the Secretary of Health and Human Services to establish maximum permissible levels for contaminants in infant formulas, and for other purposes. (Introduced, Jul 20, 2026)
  • H.R.9087 — To direct the Secretary of State to take actions with respect to certain foreign affairs matters. (Introduced, Jun 2, 2026)
  • H.R.8661 — Foreign Military Financing Loan Authorization Act of 2026 (Reported, May 4, 2026)
  • H.R.8519 — To require the Administrator of the Environmental Protection Agency to waive Reid Vapor Pressure requirements with respect to calendar year 2026, and for other purposes. (Introduced, Apr 27, 2026)
  • H.R.8054 — To designate the Palm Beach International Airport in Florida as the "Donald J. Trump International Airport", and for other purposes. (Introduced, Mar 24, 2026)
    This bill designates the Palm Beach International Airport in Florida as the Donald J. Trump International Airport. Further, the Federal Aviation Administration must work with the International Air Transport Association, the International Civil Aviation Organization, and the World Meteorological…
  • H.R.7438 — PETSAFE Act of 2026 (Introduced, Feb 9, 2026)
  • H.R.6875 — AI OVERWATCH Act (Reported, Dec 18, 2025)
  • H.R.6691 — Ceasing Age-Based Trucking Restrictions Act (Introduced, Dec 12, 2025)

Recent floor votes (100 on record)

  • Voted Yea on H.R.8884 — Removing Barriers to Work for Disabled Americans Act (Passed, Jul 23, 2026)
  • Voted Nay on H.Con.Res.89 — Directing the President, pursuant to section 5(c) of the War Powers Resolution, to remove United States Armed Forces from hostilities with Iran (Passed, Jul 23, 2026)
  • Voted Yea on H.Con.Res.113 — Establishing the congressional budget for the United States Government for fiscal year 2027 and setting forth the appropriate budgetary levels for fiscal years 2028 through 2036 (Passed, Jul 22, 2026)
  • Voted Yea on H.R.7008 — Stop Insider Trading Act (Passed, Jul 22, 2026)
  • Voted Nay on H.R.7008 — Stop Insider Trading Act (Failed, Jul 22, 2026)
  • Voted Yea on H.R.8800 — National Defense Authorization Act for Fiscal Year 2027 (Passed, Jul 22, 2026)
  • Voted Nay on H.R.8800 — National Defense Authorization Act for Fiscal Year 2027 (Failed, Jul 22, 2026)
  • Voted Aye on H.R.8800 — On Agreeing to the Amendment (Failed, Jul 22, 2026)

Recently cosponsored bills (12 on record)

  • H.R.1502 — North Platte Canteen Congressional Gold Medal Act (Introduced, Jul 22, 2026)
  • H.R.9471 — SAFE Banking Act of 2026 (Introduced, Jun 25, 2026)
  • H.R.6976 — Duty Status Reform Act (Introduced, Jun 11, 2026)
  • H.R.2102 — Major Richard Star Act (Introduced, Jun 10, 2026)
  • H.R.9250 — Great American Outdoors Act 250 (Reported, Jun 10, 2026)
  • H.R.9094 — Florida Freeze Disaster Assistance Act of 2026 (Introduced, Jun 8, 2026)
  • H.R.5563 — DRIVE-SAFE Act (Introduced, May 13, 2026)
  • H.R.8562 — To designate a building of the Chancery of the United States in Pristina, Kosovo, as the "Eliot L. Engel Building". (Reported, Apr 28, 2026)

Voting analysis

Brian Mast chairs the Foreign Affairs Committee. Two of his five displayed filings are foreign policy measures — a military financing loan authorisation, and a direction to the State Department on certain matters. The other three are not: maximum contaminant levels in infant formula, a waiver of fuel volatility requirements for a single year, and the renaming of a Florida airport after a President.

156
Bills sponsored
1220
Bills cosponsored

Of the 50 most recent of those, 42 currently sit at Introduced.

The infant formula bill has a counterpart on this site. A California Democrat filed a measure directing the same regulator to rewrite the rules on drinks sold for infants and toddlers. Neither member sits on a health committee. What babies are given to consume turns out to be a subject that reaches members regardless of assignment.

Water in the top five

Defence leads his classified subjects and international affairs follow, which the gavel explains. Water resources development sitting third does not — it is a heading that rarely surfaces on this site at all, and it points at a district problem rather than a committee one.

Sponsored bills carry the Congressional Research Service's own subject classification. Brian Mast's cluster into: Armed Forces and National Security (16), International Affairs (12), Water Resources Development (5), Government Operations and Politics (3), Crime and Law Enforcement (2), Public Lands and Natural Resources (2).

Where he broke ranks

All five departures are amendment votes. Two carried and three failed. Not one completed bill appears, which for a full committee chairman is the expected result — the disagreements happen while text is being written and stop once it is.

2.3%
Votes against the Republican majority
213
Roll calls where a party majority formed
150 of 218
Rank among House Republicans, most defections first
All 5 roll calls where Brian Mast voted against the House Republican majority.
Roll callDateOutcomeTheir vote
H.R.8800
On Agreeing to the Amendment
roll call 258
Jul 21, 2026Agreed toAye (party: Nay)
H.R.8595
On Agreeing to the Amendment
roll call 241
Jul 15, 2026FailedAye (party: Nay)
H.R.7567
On Agreeing to the Amendment
roll call 149
Apr 30, 2026FailedNo (party: Yea)
H.R.7567
On Agreeing to the Amendment
roll call 148
Apr 30, 2026Agreed toAye (party: Nay)
H.R.7148
On Agreeing to the Amendment
roll call 43
Jan 22, 2026FailedNo (party: Yea)

Below the Florida Republicans

His rate lands well under the average held by Florida's twenty House Republicans.

Among the 20 Republicans in the Florida delegation, the average rate of voting against the party majority is 6.1%. Brian Mast is below that average at 2.3%.

Tenure and attendance

Five terms since the back half of the last decade, with an absence share a shade above the site's middle.

First elected in 2017, now serving across 5 terms. Brian Mast falls in the mid cohort.

3.2%
Roll calls recorded as not voting
220
Roll calls eligible to vote on
7
Recorded as not voting

By the numbers

In the 119th Congress, Brian Mast has 156 bills sponsored, 1220 cosponsored, 100 recent floor votes recorded.

Committee assignments

  • House Committee on Foreign Affairs (Chair)
  • House Committee on Transportation and Infrastructure
  • House Committee on Transportation and Infrastructure: Aviation
  • House Committee on Transportation and Infrastructure: Coast Guard and Maritime Transportation
  • House Committee on Transportation and Infrastructure: Water Resources and Environment

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