Missouri State Representative

Mike Costlow 2026 Regular Session - Authored & Sponsored Legislation

Legislative Session

Co-Sponsor of Legislation

MO

Missouri 2026 Regular Session

Missouri House Bill HJR115

Introduced
1/7/26  
Refer
2/16/26  
Report Pass
3/5/26  
Refer
3/23/26  
Report Pass
3/31/26  
Refer
4/15/26  
Report Pass
4/20/26  
Engrossed
4/20/26  
Proposes a constitutional amendment authorizing a disabled veteran homestead exemption
MO

Missouri 2026 Regular Session

Missouri House Bill HB1743

Introduced
1/7/26  
Modifies provisions governing the seizure of property for tax delinquencies
MO

Missouri 2026 Regular Session

Missouri House Bill HJR119

Introduced
1/7/26  
Refer
3/9/26  
Proposes a constitutional amendment changing how judges are selected to certain courts
MO

Missouri 2026 Regular Session

Missouri House Bill HB1670

Modifies provisions relating to income tax on tips
MO

Missouri 2026 Regular Session

Missouri House Bill HB1608

Introduced
1/7/26  
Refer
1/8/26  
Modifies provisions relating to gender transition procedures
MO

Missouri 2026 Regular Session

Missouri House Bill HB2042

Provides that the court shall not order a parent to pay child support to the other parent for reasonable or necessary expenses of the child if the parents are awarded equal time with the child
MO

Missouri 2026 Regular Session

Missouri House Bill HB3096

Modifies provisions relating to workers' compensation for certain first responders, establishing a rebuttable presumption for cancer and other certain occupational diseases contracted by firefighters and fire investigators

Primary Sponsor of Legislation

MO

Missouri 2026 Regular Session

Missouri House Bill HB1725

Modifies provisions relating to transportation network companies and establishes the offense of impersonating a transportation network company driver
MO

Missouri 2026 Regular Session

Missouri House Bill HB1729

Establishes the "Defend the Guard Act"
MO

Missouri 2026 Regular Session

Missouri House Bill HB1726

Requires every school district to comply with enhanced safety and security standards
MO

Missouri 2026 Regular Session

Missouri House Bill HB1728

Introduced
1/7/26  
Refer
3/2/26  
Report Pass
3/12/26  
Refer
3/25/26  
Modifies provisions governing city-county library boards of trustees in St. Charles County
MO

Missouri 2026 Regular Session

Missouri House Bill HB1730

Introduced
1/7/26  
Refer
2/5/26  
Report Pass
2/26/26  
Refer
3/2/26  
Report Pass
3/5/26  
Engrossed
4/13/26  
Modifies provisions relating to firearm suppressors
MO

Missouri 2026 Regular Session

Missouri House Bill HJR113

Proposes a constitutional amendment granting homestead and personal property tax exemptions to certain veterans proportional to the veteran's disability rating
MO

Missouri 2026 Regular Session

Missouri House Bill HB1723

Modifies the age of consent
MO

Missouri 2026 Regular Session

Missouri House Bill HB1724

Exempts certain salvage title applicants from examination requirements