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IntroducedJan 27, 2026
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Passed SenateFeb 18, 2026
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Passed HouseMar 18, 2026
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Became LawApr 09, 2026
Kansas Senate Bill
Requiring a proponent to demonstrate that it is more likely than not that certain specialized knowledge will help the trier of fact to understand evidence before certain qualified witnesses may testify.
Last Action See all actions
Senate • Apr 09, 2026: Approved by Governor on Tuesday, April 7, 2026
Latest Bill Text See all bill texts
Summary
Comments on SB 398
Tweets
Whip Lists
Sponsors
- Committee on Judiciarysponsor
- Eric Stafford on behalf of the Kansas Chamber of CommerceRequester
Votes
YES: 124
- Alcala
- Amyx
- Anderson
- Awerkamp
- Ballard
- Barrett
- Bergkamp
- Bergquist
- Blex
- Bloom
- Boatman
- Bohi
- Borjon
- Brantley
- Wanda Brownlee Paige
- Brunk
- Bryce
- Buehler
- Butler
- Caiharr
- Carlin
- Carmichael
- B. Carpenter
- W. Carpenter
- Carr
- Chauncey
- Collins
- Corbet
- Croft
- Curtis
- Delperdang
- Droge
- Ellis
- Esau
- Essex
- Estes
- Fairchild
- Featherston
- Francis
- Gardner
- Goddard
- Goetz
- Haskins
- Hawkins
- Helgerson
- Helwig
- Hoffman
- Hoheisel
- Howe
- Howell
- Howerton
- Hoye
- Huebert
- Humphries
- James
- Johnson
- Kessler
- King
- Lewis
- Long
- Martinez
- McDonald
- McNorton
- Melton
- Meyer
- Minnix
- Moser
- Mosley
- Neelly
- Neighbor
- Ohaebosim
- Oropeza
- Osman
- Ousley
- Pickert
- Pishny
- Samantha Poetter Parshall
- Poskin
- Proctor
- Rahjes
- Reavis
- Rhiley
- Roeser
- Roth
- L. Ruiz
- S. Ruiz
- Sanders
- Sappington
- Sawyer
- Stephanie Sawyer Clayton
- Schlingensiepen
- Schmoe
- Schreiber
- Schwertfeger
- Seiwert
- Simmons
- C. Smith
- Steele
- Stiens
- Stogsdill
- Storm
- Sutton
- Sweely
- Tarwater
- Turk
- Turner
- VanHouden
- Vaughn
- Waggoner
- Ward
- Wasinger
- Waymaster
- Weigel
- White
- Wikle
- Wilborn
- Willcott
- K. Williams
- L. Williams
- Wilson
- Winn
- Wolf
- Woodard
- Xu
NO: 0
ABSENT: 1
Actions
- Apr 09, 2026 | Senate
- Enrolled and presented to Governor on Monday, March 30, 2026
- Approved by Governor on Tuesday, April 7, 2026
- Mar 26, 2026 | Senate
- Concurred with amendments in conference; Yea: 39 Nay: 0
- Mar 23, 2026 | House
- Motion to accede adopted; Representative Humphries, Representative Williams, L. and Representative Osman appointed as conferees
- Mar 23, 2026 | Senate
- Nonconcurred with amendments; Conference Committee requested; appointed Senator Warren , Senator Titus and Senator Corson as conferees
- Mar 18, 2026 | House
- Committee of the Whole - Committee Report be adopted
- Committee of the Whole - Be passed as amended
- Emergency Final Action - Passed as amended; Yea: 124 Nay: 0
- Mar 12, 2026 | House
- Committee Report recommending bill be passed as amended by Committee on Judiciary
- Mar 03, 2026 | House
- Hearing: Tuesday, March 3, 2026, 3:30 PM Room 582-N
- Feb 19, 2026 | House
- Received and Introduced
- Referred to Committee on Judiciary
- Feb 18, 2026 | Senate
- Committee of the Whole - Be passed
- Emergency Final Action - Passed; Yea: 40 Nay: 0
- Feb 10, 2026 | Senate
- Committee Report recommending bill be passed by Committee on Judiciary
- Feb 05, 2026 | Senate
- Hearing: Thursday, February 5, 2026, 10:30 AM Room 346-S
- Jan 28, 2026 | Senate
- Referred to Committee on Judiciary
- Jan 27, 2026 | Senate
- Introduced
Documents
- As introduced - Supplementary Note
- As introduced - Fiscal Note
- As Amended by House Committee - Supplementary Note
- House Committee on Judiciary, Tue, Mar 3, 2026: Minutes
- House Committee on Judiciary, Tue, Mar 3, 2026: Testimony by Jason Thompson, Revisors Office (Bill Brief)
- House Committee on Judiciary, Tue, Mar 3, 2026: Testimony by Pam Bracher, American Trucking Assoc and Kansas Motor Carriers Assoc (Proponent Written Only)
- House Committee on Judiciary, Tue, Mar 3, 2026: Testimony by Peter Conley, BIDS Legislative Committee (Proponent Written Only)
- House Committee on Judiciary, Tue, Mar 3, 2026: Testimony by Tyler Heffron, KS Assoc of Defense Counsel (Proponent Written Only)
- House Committee on Judiciary, Tue, Mar 3, 2026: Testimony by Scot Kibbe, American Property Casualty Insurnace Assoc (Proponent Written Only)
- House Committee on Judiciary, Tue, Mar 3, 2026: Testimony by Eric Stafford, Kansas Chamber of Commerce (Proponent)
- House Committee on Judiciary, Thu, Feb 5, 2026: Minutes
- House Committee on Judiciary, Thu, Feb 5, 2026: Testimony by Eric Stafford, Vice President, Kansas Chamber (SB398 Pro)
- House Committee on Judiciary, Thu, Feb 5, 2026: Testimony by Pamela Bracher on behalf, Ks Motor Carriers Assoc; American Trucking Assoc (SB398 Pro)
- House Committee on Judiciary, Thu, Feb 5, 2026: Testimony by Dan Murray, Kansas State Director, NFIB (Sb398 Pro)
- House Committee on Judiciary, Thu, Feb 5, 2026: Testimony by Tyler Heffron,, Kansas Association of Defense Counsel (SB398 Pro)
- House Committee on Judiciary, Thu, Feb 5, 2026: Testimony by Peter Conley,, BIDS Leg. (SB398 Pro)
- House Committee on Judiciary, Thu, Feb 5, 2026: Testimony by Marlee Carpenter, KAPCIC (SB398 Pro)
- House Committee on Judiciary, Thu, Feb 5, 2026: Testimony by K Abraham, KC Chamber (SB398 Pro)
- House Committee on Judiciary, Thu, Feb 5, 2026: Testimony by Travis Oller, DC, Ks Chiropractic Assoc (SB398 Opp)
- House Committee on Judiciary, Thu, Feb 5, 2026: Testimony by Natalie Scott Revisors Office, State of Kansas (SB398 Bill Brief)
- Committee Report recommending bill be passed as amended by Committee on Judiciary
- Committee Report recommending bill be passed by Committee on Judiciary
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