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2007 U.S. METAL STUDDED SNOW TIRE REGULATIONS
FOR PASSENGER CARS

Below is a list of metal studded tire regulations as of September 2007. This information is based on the best available information. Consult state or local Department of Transportation officials if you have any doubt about legality in your area.
Dates refer to the time frame during which metal studded snow tires may be used.

STATE STUDDED TIRE REGULATION

State Permission Contact Information
AL Metal studs allowed when required for safety 334.242.4444
AK Permitted September 15 - May 1 www.dot.state.ak.us/iways/511/travel_info.shtml
AZ Permitted October 1- May 1 1.800.251.5866
AR Permitted November 15 - April 15 501.618.8800
www.arkansashighways.com/info/act300/2005/27/27%2D37%2D402.htm
CA Permitted November 1 - April 30 530.577.1001
www.dot.ca.gov/hq/roadinfo/vctires.htm www.dot.ca.gov
CO Permitted-No Restrictions 303.239.4500
www.cotrip.org/winterdriving/chainregs.htm
CT Permitted November 15 - April 15 860.685.8441
DE Permitted October 15 - April 15 www.dmv.de.gov/service/driver_services/drivers_license/dr_lic_equipment.shtml
DC Not Permitted 202.727.1000 (citywide calls)
202.673.6813 (DDOT)
FL Prohibited.  Studs, which do not damage the highways, are permitted. 850.414.4100
GA Permitted only in snow and ice conditions. 404.624.7000
HI Prohibited.  Metal studs allowed on Mauna Kea 808.587.2161 (DOT Information)
808.692.7650 (Vehicle Safety)
ID Permitted October 1 - April 30 208.884.7200
itd.idaho.gov/highways/WinterMaintenance/StuddedTire.03.htm
IL

Permitted November 15 - April 1. Only legal for rural mail delieveries and persons with disabilities and disabled veterans in unicorporated areas.

217.782.7263
217.782.7820
IN Permitted - No Restrictions 317.232.8250 (State Police)
IA Permitted November 1 - April 1 515.281.5261
KS Permitted November 1 - April 1 785.296.6800
KY Prohibited. Studs are illegal. Tire chains may be used anytime if it snows 502.564.7000
LA Prohinited. Only rubber studs allowed. Exceptions include: (1) Use farm machinery with tires having protuberances which will not injure the highways; and (2) Use tire chains of reasonable proportions upon any vehicle, when required for safety because of conditions tending to cause a vehicle to slide or skid. www.legis.state.la.us/lss/lss.asp?doc=88297
ME Permitted October 1 - April 30 207.324.0613
MD Permitted Restricted. November 1 - March 31-Allowed only in Western Countries. 410.865.1000
301.729.4550 (MVA)
MA Permitted November 1 - April 30 617.973.7800
www.mhd.state.ma.us/
MI Prohibited. Metal studs are allowed for rural mail carriers, law enforcement and ambulances. 517.373.2090
www.legislature.mi.gov/(S(gok1w45rivj0jfjxr0a4qbw))/mileg.aspx?page=getobject&objectname=mcl-257-709&relation=next
MN Prohibited.  Rubber Studs only. Tire chains only allowed for farm equipment or in case of emergency or when of reasonable proportions upon any vehicle when required for safety because of snow, ice or other conditions tending to cause a vehicle to skid. 651.297.3935
MS Permitted. Rubber studs allowed. 601.987.1212
MO Permitted November 1 - April 1 888.275.6636
www.moga.state.mo.us/statutes/c300-399/3070000171.htm
MT Permitted October 1 - May 31 data.opi.mt.gov/bills/mca/61/9/61-9-406.htm
NE Permitted November 1 - April 1. Studs allowed anytime for school buses, mail carriers and emergency vehicles. www.dor.state.ne.us
http://uniweb.legislature.ne.gov/LegalDocs/view.php?page=s6006250000
NV Permitted October 1 - April 30 775.888.7000
leg.state.nv.us/NAC/NAC-484.html#NAC484Sec230
NH Permitted-No Restrictions 603.271.3734
www.gencourt.state.nh.us/rsa/html/XXI/266/266-50.htm
NJ Permitted November 15 - April 1 609.882.2000
lis.njleg.state.nj.us
NM Permitted-No Restrictions 505.827.5100
505.827.0427 (Traffic Safety)
NY Permitted October 16 - April 30 518.473.5595
public.leginfo.state.ny.us
NC Permitted-No Restrictions. Allowed for increased safety. 919.733.3109 (DOT)
919.715.7000 (DMV)
www.ncga.state.nc.us/EnactedLegislation/Statutes/HTML/BySection/Chapter_20/GS_20-122.html
ND Permitted October 15 - April 15. School buses may use studded tires any time during the year. 701.328.2500
www.legis.nd.gov/cencode/t39c21.pdf
OH Permitted November 1 - April 15 614.752.7500
OK Permitted November 1 - April 1 405.425.2285
OR Permitted November 1 - April 1 503.378.3720
PA Permitted November 1 - April 15 717.264.5161
www.dot10.state.pa.us/pdotforms/vehicle_code/chapter45.pdf
RI Permitted November 15 - April 1 401.444.1000
www.rilin.state.ri.us/Statutes/TITLE31/31-23/31-23-20.HTM
SC Permitted if not projected more than 1/16 inch when compressed. 803.896.7920
SD Permitted October 1 - April 30. School buses and municipal fire vehicles permitted to use studs anytime. 605.773.3178
legis.state.sd.us/statutes/displaystatie.aspx
TN Permitted October 1 - April 15. Allowed on vehicles less than 9,000lbs GVM, buses and emergency vehicles. 615.741.3178
michie.lexisnexis.com/tennessee
TX Only studs that will not damage the highway are permissible. 512.424.2000
tlo2.tlc.state.tx.us/statutes/docs/TN
UT Permitted October 15 - April 15 801.965.4461
www.rules.utah.gov/publicat/code/r920/r920-006.htm
VT Permitted-No Restrictions 802.244.7345
VA Permitted October 15 - April 15. Permitted if not projected more than 1/16 inch when compressed and cover less than 3% of the surface area. 804.674.2000
WA Permitted November 1 - March 31 www.wsdot.wa.gov/winter/studtire/
WV Permitted November 1 - April 15 304.746.2100
304.558.3900
www.legis.state.wv.us/WVCODE/17C/masterfrmFrm.htm
WI Restricted. November 15 - April 1 Studded tires are allowed on authorized emergency vehicles, vehicles used to deliever mail and school buses. 608.846.8500
WY Permitted.  Studs cannot injure the surface of the highway. 307.674.8569