Markwayne Mullin
Republican · Oklahoma · Senate
No longer serving (left in 2026).
This member was not in the most recent roster from Congress.gov, so they
have left office. The record below is kept for reference and reflects
their service.
- In Congress
- 2013–2026
- Bills sponsored
- 8
- Bills cosponsored
- 60
Counts cover the bills this site holds. That includes every bill that has moved, but not every bill introduced, so congress.gov's totals run higher.
Official biography (Biographical Directory of Congress)Bills 50 of 68 shown
BillStatusSummary or official titleRoleLatest action
S 1574
Passed a chamber
Lets Tribal courts obtain warrants for stored electronic communications
Cosponsor
05-OCT-2026
S 550
Became law
Miami Tribe land claims in Illinois sent to federal claims court
Sponsor
25-SEP-2026
S 1838
Passed a chamber
Down syndrome research program at NIH, known as INCLUDE Project
Cosponsor
10-AUG-2026
S 1748
Cleared committee
Online platforms must offer safety controls and parental tools for minors
Cosponsor
05-AUG-2026
S 2355
Advanced toward a vote
Hospitals and insurers must publish standard prices and cost estimates
Cosponsor
27-JUL-2026
S 3172
Advanced toward a vote
Repeals two laws imposing sanctions on Syria
Cosponsor
27-JUL-2026
S 2120
Passed a chamber
Reauthorizes Older Americans Act programs through fiscal year 2030
Cosponsor
15-JUL-2026
S 1547
Advanced toward a vote
Extends park maintenance fund and adds nonresident visitor fee
Cosponsor
17-JUN-2026
S 3041
Passed a chamber
U.S. Marshals assist tribes with tribal fugitive matters
Cosponsor
15-JUN-2026
S 921
Passed a chamber
Hospital emergency departments study fentanyl testing for overdose patients
Cosponsor
24-MAR-2026
S 1756
In committee
Conscience Protection Act of 2025
Cosponsor
19-MAR-2026
SRES 602
Agreed to
Senate backs Team USA at the 2026 Milano Cortina Games
Cosponsor
25-FEB-2026
SRES 606
In committee
A resolution condemning the Government of Iran for its suppression of the right of Iranians to peacefully assemble.
Cosponsor
11-FEB-2026
SJRES 102
Advanced toward a vote
Disapproves D.C. Council's income and franchise tax conformity act
Cosponsor
04-FEB-2026
S 3627
Blocked in the Senate
Colleges must share information on resources for pregnant students
Cosponsor
27-JAN-2026
S 2283
Became law
Guthrie, Oklahoma post office named for Oscar J. Upham
Cosponsor
18-DEC-2025
S 1991
In committee
Delivering On Government Efficiency in Spending Act
Cosponsor
10-DEC-2025
S 3030
Advanced toward a vote
Keeps military pay flowing during a government shutdown
Cosponsor
22-OCT-2025
S 3031
Advanced toward a vote
Keeps air traffic controllers and TSA screeners paid during a shutdown
Cosponsor
22-OCT-2025
S 3013
In committee
Secure Commercial Driver Licensing Act of 2025
Cosponsor
16-OCT-2025
S 2898
In committee
Dennis John Benigno Traumatic Brain Injury Program Reauthorization Act of 2025
Sponsor
08-OCT-2025
SRES 406
Agreed to
Honors 75th anniversary of the Impact Aid school funding program
Cosponsor
06-OCT-2025
SRES 426
In committee
A resolution designating the week of October 5, 2025, through October 11, 2025, as "Religious Education Week" to celebrate religious education in the United States.
Cosponsor
30-SEP-2025
SRES 420
In committee
A resolution supporting the designation of September 19, 2025, as "National Concussion Awareness Day".
Cosponsor
29-SEP-2025
S 2921
In committee
A bill to amend section 7014 of the Elementary and Secondary Education Act of 1965 to advance toward full Federal funding for impact aid, and for other purposes.
Cosponsor
19-SEP-2025
S 2832
In committee
Native American Entrepreneurial and Opportunity Act of 2025
Cosponsor
17-SEP-2025
S 2690
In committee
Safer Truckers Act of 2025
Cosponsor
03-SEP-2025
S 2426
In committee
Equitable Community Access to Pharmacist Services Act
Cosponsor
24-JUL-2025
S 2265
In committee
America's Olympic and Paralympic Games Commemorative Coins Act
Cosponsor
14-JUL-2025
S 2257
Advanced toward a vote
Funds Congress and its support agencies for fiscal year 2026
Sponsor
10-JUL-2025
SCONRES 15
Passed a chamber
Congress expresses support for law enforcement officers and their safety
Cosponsor
23-JUN-2025
S 1883
Advanced toward a vote
Strategy to disrupt China, Russia, Iran, and North Korea cooperation
Cosponsor
18-JUN-2025
S 160
Became law
Extends Pentagon wildfire aircraft sales through 2035
Cosponsor
12-JUN-2025
S 2027
In committee
Prescription Information Modernization Act of 2025
Sponsor
11-JUN-2025
SRES 236
In committee
A resolution calling for the return of abducted Ukrainian children before finalizing any peace agreement to end the war against Ukraine.
Cosponsor
20-MAY-2025
S 1823
In committee
Black Vulture Relief Act of 2025
Sponsor
20-MAY-2025
S 1816
In committee
Improving Seniors’ Timely Access to Care Act of 2025
Cosponsor
20-MAY-2025
S 1793
In committee
COUNTER Act
Cosponsor
15-MAY-2025
S 632
Advanced toward a vote
Half-time practice to fulfill Indian Health Service obligations
Cosponsor
12-MAY-2025
S 1716
In committee
Vision Lab Choice Act of 2025
Cosponsor
12-MAY-2025
S 1715
In committee
Protecting Privacy in Purchases Act
Cosponsor
12-MAY-2025
S 1651
In committee
Lowering Broadband Costs for Consumers Act of 2025
Sponsor
07-MAY-2025
S 1532
In committee
A bill to amend the Internal Revenue Code of 1986 to modify the railroad track maintenance credit.
Cosponsor
30-APR-2025
S 1390
In committee
Physician Led and Rural Access to Quality Care Act
Cosponsor
09-APR-2025
SJRES 47
In committee
A joint resolution providing for congressional disapproval under chapter 8 of title 5,
United States Code, of the rule submitted by the Environmental Protection Agency relating to "California State Motor Vehicle and Engine and Nonroad Engine Pollution Control Standards; The 'Omnibus' Low NOx Regulation; Waiver of Preemption; Notice of Decision".
Sponsor
04-APR-2025
SJRES 46
In committee
A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Environmental Protection Agency relating to "California State Motor Vehicle and Engine Pollution Control Standards; Heavy-Duty Vehicle and Engine Emission Warranty and Maintenance Provisions; Advanced Clean Trucks; Zero Emission Airport Shuttle; Zero-Emission Power Train Certification; Waiver of Preemption; Notice of Decision".
Cosponsor
04-APR-2025
SJRES 45
In committee
A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Environmental Protection Agency relating to "California State Motor Vehicle and Engine Pollution Control Standards; Advanced Clean Cars II; Waiver of Preemption; Notice of Decision".
Cosponsor
04-APR-2025
S 315
Advanced toward a vote
Requires AM radio in new passenger vehicles
Cosponsor
03-APR-2025
SRES 148
Agreed to
Senate honors former Wyoming Senator Alan K. Simpson
Cosponsor
31-MAR-2025
S 1072
In committee
Stop CARB Act of 2025
Cosponsor
14-MAR-2025
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