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SB 1579

Missouri SenateIn Senate Committee

Summary

SB 1579, which modifies provisions relating to driving while intoxicated, was introduced in the Senate on Jan 20, 2026 by Sen. David Gregory (R). It was referred to Judiciary And Civil And Criminal Jurisprudence, and last saw action on Feb 5, 2026: Second Read and Referred S Judiciary and Civil and Criminal Jurisprudence Committee.


Record

Text

SB 1579 has no co-sponsors and has not gone to a roll call.

sb1579/introduced.txt
SECOND REGULAR SESSION
SENATE BILL NO. 1579
103RD GENERAL ASSEMBLY
INTRODUCED BY SENATOR GREGORY (15).
6665S.01I KRISTINA MARTIN, Secretary
AN ACT
To repeal section 577.010, RSMo, and to enact in lieu thereof one new section relating to driving
while intoxicated, with penalty provisions.
Be it enacted by the General Assembly of the State of Missouri, as follows:
Section A. Section 577.010, RSMo, is repealed and one new
section enacted in lieu thereof, to be known as section 577.010,
to read as follows:
577.010. 1. A person commits the offense of driving
while intoxicated if he or she operates a vehicle while in
an intoxicated condition.
2. The offense of driving while intoxicated is:
(1) A class B misdemeanor;
(2) A class A misdemeanor if:
(a) The defendant is a prior offender; or
(b) A person less than seventeen years of age is
present in the vehicle;
(3) A class E felony if[:
(a)] the defendant is a persistent offender; [or
(b) While driving while intoxicated, the defendant
acts with criminal negligence to cause physical injury to
another person;]
(4) A class D felony if:
(a) The defendant is an aggravated offender; or
EXPLANATION-Matter enclosed in bold-faced brackets [thus] in this bill is not enacted
and is intended to be omitted in the law.
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(b) While driving while intoxicated, the defendant
acts with criminal negligence to cause physical injury to [a
law enforcement officer or emergency personnel] another
person; [or
(c) While driving while intoxicated, the defendant
acts with criminal negligence to cause serious physical
injury to another person;]
(5) A class C felony if:
(a) The defendant is a chronic offender; or
(b) While driving while intoxicated, the defendant
acts with criminal negligence to cause serious physical
injury to [a law enforcement officer or emergency personnel]
another person; [or
(c) While driving while intoxicated, the defendant
acts with criminal negligence to cause the death of another
person;]
(6) A class B felony if:
(a) The defendant is a habitual offender; or
(b) While driving while intoxicated, the defendant
acts with criminal negligence to cause the death of [a law
enforcement officer or emergency personnel] another person;
[(c) While driving while intoxicated, the defendant
acts with criminal negligence to cause the death of any
person not a passenger in the vehicle operated by the
defendant, including the death of an individual that results
from the defendant's vehicle leaving a highway, as defined
in section 301.010, or the highway's right-of-way;
(d) While driving while intoxicated, the defendant
acts with criminal negligence to cause the death of two or
more persons; or
(e) While driving while intoxicated, the defendant
acts with criminal negligence to cause the death of any
SB 1579 3
person while he or she has a blood alcohol content of at
least eighteen-hundredths of one percent by weight of
alcohol in such person's blood;]
(7) A class A felony if:
(a) While driving while intoxicated, the defendant
acts with criminal negligence to cause the death of two or
more persons;
(b) While driving while intoxicated, the defendant
acts with criminal negligence to cause the death of any
person while the defendant has a blood alcohol content of at
least fifteen-hundredths of one percent by weight of
alcohol; or
(c) The defendant has previously been found guilty of
an offense under [paragraphs] paragraph (a) [to (e)] or (b)
of subdivision (6) of this subsection and is found guilty of
a subsequent violation of [such paragraphs] this section.
3. Notwithstanding the provisions of subsection 2 of
this section, a person found guilty of the offense of
driving while intoxicated as a first offense shall not be
granted a suspended imposition of sentence:
(1) Unless such person shall be placed on probation
for a minimum of two years; or
(2) In a circuit where a DWI court or docket created
under section 478.007 or other court-ordered treatment
program is available, and where the offense was committed
with fifteen-hundredths of one percent or more by weight of
alcohol in such person's blood, unless the individual
participates and successfully completes a program under such
DWI court or docket or other court-ordered treatment program.
4. If a person is found guilty of a second or
subsequent offense of driving while intoxicated, the court
may order the person to submit to a period of continuous
SB 1579 4
alcohol monitoring or verifiable breath alcohol testing
performed a minimum of four times per day as a condition of
probation.
5. If a person is not granted a suspended imposition
of sentence for the reasons described in subsection 3 of
this section:
(1) If the individual operated the vehicle with
fifteen-hundredths to twenty-hundredths of one percent by
weight of alcohol in such person's blood, the required term
of imprisonment shall be not less than forty-eight hours;
(2) If the individual operated the vehicle with
greater than twenty-hundredths of one percent by weight of
alcohol in such person's blood, the required term of
imprisonment shall be not less than five days.
6. A person found guilty of the offense of driving
while intoxicated:
(1) As a prior offender, persistent offender,
aggravated offender, chronic offender, or habitual offender
shall not be granted a suspended imposition of sentence or
be sentenced to pay a fine in lieu of a term of
imprisonment, section 557.011 to the contrary
notwithstanding;
(2) As a prior offender shall not be granted parole or
probation until he or she has served a minimum of ten days
imprisonment:
(a) Unless as a condition of such parole or probation
such person performs at least thirty days of community
service under the supervision of the court in those
jurisdictions which have a recognized program for community
service; or
(b) The offender participates in and successfully
completes a program established under section 478.007 or
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other court-ordered treatment program, if available, and as
part of either program, the offender performs at least
thirty days of community service under the supervision of
the court;
(3) As a persistent offender shall not be eligible for
parole or probation until he or she has served a minimum of
thirty days imprisonment:
(a) Unless as a condition of such parole or probation
such person performs at least sixty days of community
service under the supervision of the court in those
jurisdictions which have a recognized program for community
service; or
(b) The offender participates in and successfully
completes a program established under section 478.007 or
other court-ordered treatment program, if available, and as
part of either program, the offender performs at least sixty
days of community service under the supervision of the court;
(4) As an aggravated offender shall not be eligible
for parole or probation until he or she has served a minimum
of sixty days imprisonment; and
(5) As a chronic or habitual offender shall not be
eligible for parole or probation until he or she has served
a minimum of two years imprisonment[; and].
[(6)] 7. Any probation or parole granted under [this]
subsection 6 of this section may include a period of
continuous alcohol monitoring or verifiable breath alcohol
testing performed a minimum of four times per day.
8. Notwithstanding any other provision of law to the
contrary, an offender found guilty under paragraph (b) of
subdivision (6) of subsection 2 of this section shall not be
eligible for parole or probation until he or she has served
a minimum of five years imprisonment.
SB 1579 6
9. Notwithstanding any other provision of law to the
contrary, an offender found guilty under subdivision (7) of
subsection 2 of this section shall not be eligible for
parole or probation until he or she has served a minimum of
ten years' imprisonment.

Modifies provisions relating to driving while intoxicated

Sponsors

Sen. David Gregory (R) sponsors SB 1579 alone.

Committees

SB 1579 went before 1 committee: Judiciary And Civil And Criminal Jurisprudence.

Judiciary And Civil And Criminal Jurisprudence
Judiciary And Civil And Criminal Jurisprudence
Referred to · Feb 5, 2026

History

SB 1579 has taken 2 actions since Jan 20, 2026, the latest on Feb 5, 2026.

ChamberAction
Feb 5, 2026
Senate
Second Read and Referred S Judiciary and Civil and Criminal Jurisprudence Committee
Jan 20, 2026
Senate
S First Read

Votes

SB 1579 has not gone to a roll call.


Source: senate.mo.gov · legiscan.com