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HB1730 • 2026

Modifies provisions relating to firearm suppressors

Modifies provisions relating to firearm suppressors

Firearms
Passed Legislature

This bill passed both chambers and reached final enrollment, even if later executive action is not shown here.

Sponsor
Costlow, Mike (108)
Last action
2026-05-04
Official status
05/04/2026 - Public Hearing Held (S)
Effective date
2026-08-28

Plain English Breakdown

The official source material does not provide specific details about changes in purchasing, selling, renting, or enforcement requirements for firearm suppressors.

Changes to Gun Silencer Rules

This bill changes the rules about gun silencers in Missouri.

What This Bill Does

  • Updates the laws about firearm suppressors, which are also called silencers.

Who It Names or Affects

  • People who want to own or use firearm suppressors in Missouri.

Terms To Know

Firearm suppressor
A device attached to a gun barrel to reduce the noise and flash from firing a shot.

Limits and Unknowns

  • The bill does not specify how it will be enforced or what happens if someone breaks these new rules.
  • It is unclear how this change will affect public safety or crime rates.

Bill History

  1. 2026-05-04 Missouri House of Representatives and Missouri Senate

    Public Hearing Held (S)

  2. 2026-04-30 Missouri House of Representatives and Missouri Senate

    Public Hearing Scheduled (S) - Monday, May 4, 2026, 2:00 p.m., Senate Committee Room 1 - 1st Floor

  3. 2026-04-21 Missouri House of Representatives and Missouri Senate

    Second read and referred: Transportation, Infrastructure and Public Safety(S)

  4. 2026-04-13 Missouri House of Representatives and Missouri Senate

    Reported to the Senate and First Read (S)

  5. 2026-04-09 Missouri House of Representatives and Missouri Senate

    Taken Up for Third Reading (H)

  6. 2026-04-09 Missouri House of Representatives and Missouri Senate

    Third Read and Passed (H) - AYES: 95 NOES: 44 PRESENT: 0

  7. 2026-04-07 Missouri House of Representatives and Missouri Senate

    Taken Up for Perfection (H)

  8. 2026-04-07 Missouri House of Representatives and Missouri Senate

    Title of Bill - Agreed To

  9. 2026-04-07 Missouri House of Representatives and Missouri Senate

    Perfected (H)

  10. 2026-03-31 Missouri House of Representatives and Missouri Senate

    Placed on the Informal Perfection Calendar (H)

  11. 2026-03-05 Missouri House of Representatives and Missouri Senate

    Executive Session Completed (H)

  12. 2026-03-05 Missouri House of Representatives and Missouri Senate

    Voted Do Pass (H)

  13. 2026-03-05 Missouri House of Representatives and Missouri Senate

    Reported Do Pass (H) - AYES: 9 NOES: 3 PRESENT: 0

  14. 2026-03-02 Missouri House of Representatives and Missouri Senate

    Referred: Rules - Legislative(H)

  15. 2026-02-26 Missouri House of Representatives and Missouri Senate

    Reported Do Pass (H) - AYES: 10 NOES: 3 PRESENT: 0

  16. 2026-02-25 Missouri House of Representatives and Missouri Senate

    Executive Session Completed (H)

  17. 2026-02-25 Missouri House of Representatives and Missouri Senate

    Voted Do Pass (H)

  18. 2026-02-18 Missouri House of Representatives and Missouri Senate

    Public Hearing Completed (H)

  19. 2026-02-05 Missouri House of Representatives and Missouri Senate

    Referred: General Laws(H)

  20. 2026-01-08 Missouri House of Representatives and Missouri Senate

    Read Second Time (H)

  21. 2026-01-07 Missouri House of Representatives and Missouri Senate

    Read First Time (H)

  22. 2025-12-01 Missouri House of Representatives and Missouri Senate

    Prefiled (H)

Official Summary Text

Modifies provisions relating to firearm suppressors

Current Bill Text

Read the full stored bill text 
UNOFFICIAL COPY
SECOND REGULAR SESSION
103rd General Assembly
State of Missouri - House of Representatives
HBs FOR THIRD READING
HB 1730
COSTLOW (108)
FIREARM SUPPRESSORS
3988H.01P
4/9/2026Date :Session Day : 49
Roll Call : 13
@ - ALLEN Y - DURNELL Y - LEWIS Y - SEITZ
Y - AMATO @ - EALY Y - LOY Y - SELF
N - ANDERSON Y - ELLIOTT @ - LUCAS N - SHARP 37
N - APPELBAUM Y - FALKNER N - MACKEY Y - SHARPE 4
N - AUNE Y - FARNAN N - MANSUR Y - SHIELDS
Y - BANDERMAN N - FOGLE Y - MARTIN Y - SIMMONS
N - BARNES @ - FOUNTAIN HENDERS @ - MATTHIESEN N - SMITH 46
Y - BILLINGTON Y - FOWLER Y - MAYHEW N - SMITH 68
Y - BLACK N - FUCHS Y - MCGAUGH N - SMITH 74
Y - BOGGS Y - GALLICK Y - MCGIRL N - STEINHOFF
N - BOSLEY Y - GRAGG Y - MEIRATH N - STEINMETZ
N - BOYKIN Y - GRIFFITH Y - MILLER Y - STEINMEYER
N - BOYKO Y - HADEN N - MOSLEY Y - STINNETT
Y - BROMLEY N - HALES Y - MURPHY N - STRICKLER
@ - BROWN Y - HALEY N - MURRAY Y - TAYLOR 48
N - BURTON Y - HARBISON Y - MYERS N - TAYLOR 84
N - BUSH Y - HARDWICK Y - NOLTE N - TERRY
Y - BUSICK Y - HAUSMAN Y - OEHLERKING N - THOMAS
N - BUTZ N - HEIN Y - OVERCAST Y - THOMPSON
Y - BYRNES Y - HEWKIN Y - OWEN Y - TITUS
Y - CASTEEL Y - HINMAN Y - PARKER Y - VANSCHOIACK
Y - CATON Y - HOVIS Y - PERKINS Y - VEIT
Y - CHAPPELL Y - HRUZA @ - PETERS Y - VERNETTI
Y - CHRIST Y - HURLBERT Y - PHELPS Y - VIOLET
Y - CHRISTENSEN N - INGLE N - PLANK Y - VOSS
N - CLEMENS Y - IRWIN Y - POLLITT N - WALSH MOORE
@ - COLEMAN N - JACOBS Y - POUCHE Y - WARWICK
N - COLLINS @ - JAMISON @ - PRICE N - WEBER
Y - COOK N - JOBE N - PROUDIE @ - WELLENKAMP
Y - COSTLOW @ - JOHNSON N - REED @ - WEST
@ - CROSSLEY Y - JONES 12 Y - REEDY Y - WHALEY
@ - CUPPS Y - JONES 88 Y - REUTER Y - WILLIAMS
Y - DAVIDSON Y - JORDAN Y - RIGGS Y - WILSON
Y - DAVIS Y - JUSTUS Y - RILEY Y - WOLFIN
N - DEAN Y - KALBERLOH Y - ROBERTS N - WOODS
Y - DEATON @ - KEATHLEY @ - RUSH Y - WRIGHT
Y - DIEHL Y - KELLEY Y - SASSMANN N - YOUNG
Y - DOLAN @ - KIMBLE Y - SCHMIDT N - ZIMMERMANN
N - DOLL Y - KNIGHT Y - SCHULTE Y - MR SPEAKER
N - DOUGLAS @ - LAUBINGER
Total Yes : 95 Total Present : 0
Total No : 44 Total Absent : 19
Vacancies : 5