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Kim Reynolds
governor
Office of the Governor Chris Cournoyer
LT GOVERNOR
June 01, 2026
The Honorable Paul Pate
Secretary of State of Iowa
State Capitol
Des Moines, Iowa 50319
Dear Mr. Secretary,
I hereby transmit:
Senate File 378, an Act relating to speed limits, including the speed limit range for which
certain excessive speed violations cannot be considered for certain purposes and the
default speed limit for all vehicular traffic, and making penalties applicable.
The above Senate File is hereby approved on this date.
Sincerely, —
Reynold^ I
Governor of IoS q_J
cc: Secretary of the Senate
Clerk of the House
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Senate File 378
AN ACT
RELATING TO SPEED LIMITS, INCLUDING THE SPEED LIMIT RANGE
FOR WHICH CERTAIN EXCESSIVE SPEED VIOLATIONS CANNOT BE
CONSIDERED FOR CERTAIN PURPOSES AND THE DEFAULT SPEED LIMIT
FOR ALL VEHICULAR TRAFFIC, AND MAKING PENALTIES APPLICABLE.
BE IT ENACTED BY THE GENERAL ASSEMBLY OF THE STATE OF IOWA:
Section 1. Section 321.210, subsection 2, paragraph d, Code
2026, is amended to read as follows:
d. The first two speeding violations within any twelve-month
period of- that are ten or fewer miles per hour or less over the
Senate File 378, p. 2
l e gal speed limit in a speed g on e a having zone with a -legal
speed limit between thirty-four miles per hour and fifty-six
sixty-one miles per hour.
Sec. 2. Section 321.210C, subsection 3, Code 2026, is
amended to read as follows:
3. For purposes of determining a conviction under this
section, the department shall not consider the first two
speeding violations within the probation period that are ten
or fewer miles per hour or less over the -L e gal speed limit in
a speed zon e s having zone with a legal speed limit between
thirty-four miles per hour and -fifty-six sixty-one miles per
hour .
Sec. 3. Section 321.285, subsection 3, Code 2026, is amended
to read as follows:
3. Unless otherwise provided in this section or by other
speed restrictions, the speed limit for all vehicular traffic
shall be fifty-fiv e sixty miles per hour.
Sec. 4. Section 321A.3, subsection 4, Code 2026, is amended
to read as follows:
4. The abstract of operating record provided under this
section shall that includes a speeding violation must designate
which spe e ding violations occurring whether the violation was
ten or fewer miles per hour over the speed limit and occurred
under any of the following circumstances:
a. The violation occurred on or after July 1, 1986, but
before May 12, 1987, ar e for violation s of ten miles per hour
or — l e ss ov e r — th e l e gal sp ee d limit in a speed z on e s that hav e
zone with a LeqaL speed limit greater than thirty-five miles
per hour. F-o-r-- speeding violations occurring
b. The violation occurred on or after May 12, 1987, bbe
abstract prov-Ld e d- und e r this section shall d e signat e which
s-peeding violations ar e for t e n mil e s per hour or l e ss-over th e
legal s p ee d-limit but before July 1, 2026, in a speed « ones
that hav e zone with a legal speed limit equal to or gr e at e r
than tfr-irty-f iv e between thirty-four miles per hour but not
gr e at e r — than fifty — fiv e and fifty-six miles per hour.
c. The violation occurred on or after July 1, 2026, in a
speed zone with a speed limit between thirty-four miles per
hour and sixty-one miles per hour.
Senate File 378, p. 3
Sec. 5. Section 516B.3, subsection 1, Code 2026, is amended
to read as follows:
1 . The commission e r — shall — r-eqtti-re — that — t-nsuranc e — compani e s
An insurance company transacting business in this state shall
not consider the first two speeding violations occurring
that occur in any twelve-month period for the purpose of
establishing rates for motor vehicle insurance charged by
the insurer or to cancel or refuse to renew any such policy
if the speeding violations were ten or fewer miles per hour
over the speed limit and occurred under any of the following
circumstances :
a. The speeding violations occurred on or after July
1, 1986, but before May 12, 1987, which are for — speeding
violation s for— ten mil e s per hour or l e ss ov e r-- the legal spe e d
limit in a speed zon e s that hav e zone with a legal speed limit
greater than thirty-five miles per hour or sp ee ding violations
occurring^
b. The speeding violations occurred on or after May 12,
1987 , which a-r -e— for speeding— v-i-olat ions- for ten miles per hour
or le s s ov e r the legal sp ee d-limit but before July 1, 2026, in a
speed zon e s that hav e zone with a 1-e gal speed limit equal to or
gr e at e r than thirty-fiv e between thirty-four miles per hour bub
not gr e at e r — than f i-f-t-y— f iv e and fifty-six miles per hour fer-
the purpos e of e stablishing— rates for motor vehicle insuranc e
charg e d by the-insurer and shall require that insuranc e
co mpanies not canc e l or — r-e f-u se - to r e new any such policy for
such violations . T n-^any tw e lve— month p e riod, — t his section
applies only to the first two such violations which occur.
c. The speeding violations occurred on or after July 1,
2026, in a speed zone with a speed limit between thirty-four
miles per hour and sixty-one miles per hour.
Sec. 6. IMPLEMENTATION. Notwithstanding section 321.252,
321.255, 321.285, or any other provision of law to the
contrary, when updating speed limit signs as a result of the
enactment of this Act, the agency that exercises jurisdiction
over a highway for which the speed limit increased may attach
nonpermanent overlays or stickers approved by the department
of transportation to existing speed limit signs in order
to display the new speed limit. The nonpermanent overlays
Senate File 378, p. 4
or stickers may be used by the applicable agency until the
applicable speed limit sign is replaced based on the agency's
replacement schedule and any applicable specifications or
requirements
AMY SINCLAIR
President of the Senate
_
PAT GRASSLEY zZ
Speaker of Jme House
I hereby
is known as
certify that this bill originated in the Senate and
Senate File 378, Ninety-first General Assembly.
W. CHARLES SMITHSON
Approved 2026