349.11(6)(6) No liability shall attach to the department or to any local authority by reason of the posting of a speed limit pursuant to this section nor shall such posting guarantee that the posted speed is reasonable and safe under all conditions.

349.11(7)(7) The department with respect to the state trunk highway system and local authorities with respect to highways under their jurisdiction may increase the speed limits stated in s. 346.57 (4) (a) and (b), but any speed limit so established shall not be greater than the speed limit established on the adjoining sections of the same street or highway.

349.11(8)(8) Notwithstanding the authority otherwise granted to modify speed restrictions in this section, except as provided in sub. (9) and s. 346.57 (4) (gm), the department may not establish or continue:

349.11(8)(c)(c) Maximum speed limits which are not uniformly applicable to all types of motor vehicles using a highway, except that a lower speed limit may be established for any vehicle operating under a special permit because of any weight or dimension of such vehicle.

349.11(8m)(8m) Notwithstanding the authority otherwise granted to modify speed restrictions in this section, local authorities may not establish or continue:

349.11(8m)(c)(c) Maximum speed limits which are not uniformly applicable to all types of motor vehicles using a highway, except that a lower speed limit may be established for any vehicle operating under a special permit because of any weight or dimension of such vehicle.

349.11(9)(9) The department, with respect to any highway, may alter speed restrictions during an energy emergency to comply with federal law or if the department finds that extraordinary circumstances in this state require such alteration. All decisions made by the department under this subsection will be subject to review by the joint committee for review of administrative rules in accordance with s. 227.26.

349.11(10)(10) Notwithstanding any speed limits imposed under this section or under s. 346.57, if a highway is being constructed, reconstructed, maintained or repaired, local authorities with respect to highways under their jurisdiction, any county highway committee performing maintenance on the state trunk highway system under s. 84.07 and any local authority with respect to highways not under its jurisdiction that are being constructed, reconstructed, maintained or repaired by the local authority may, for the safety of the highway construction and maintenance workers, pedestrians and highway users, post a temporary speed limit less than the speed limit imposed under this section or under s. 346.57. The temporary limits may be posted for the duration of the construction, reconstruction, maintenance or repair period. Temporary speed limits imposed under this subsection may be posted with signs on portable supports. When portable supports are used under this subsection, the bottom of the sign shall be not less than one foot above the surface of the pavement or shoulder.

349.11(11)(11) Notwithstanding any speed limits imposed under this section or under s. 346.57, if a local authority designates a highway under its jurisdiction as an all-terrain vehicle route under s. 23.33 (8) (b), the local authority may post a speed limit, applicable only to all-terrain vehicles and utility terrain vehicles, as defined under s. 23.33 (1) (ng), that is lower than the speed limit imposed under this section or under s. 346.57.

349.115(1)(1) A political subdivision may, by ordinance, authorize a law enforcement officer to impound any vehicle used in the commission of a violation of s. 346.62 or a local ordinance in strict conformity with s. 346.62 at the time of issuing a citation for the offense if the person cited is the owner of the vehicle and the person has a prior conviction for a violation of s. 346.62 or a local ordinance in strict conformity with s. 346.62 for which a forfeiture was imposed that has not been fully paid. The ordinance may provide for impoundment of the vehicle until the person fully pays the prior forfeiture amount and reasonable costs of impounding the vehicle, including towing or other transportation costs and storage costs.

349.115(2)(2) A political subdivision shall return to its owner a vehicle impounded under sub. (1) upon payment of the amount required under the ordinance.

349.115(3)(3) A political subdivision that has impounded a vehicle under sub. (1) may dispose of the vehicle by following the same procedure as provided for disposing of an abandoned vehicle under s. 342.40 if the impounded vehicle remains unclaimed for more than 90 days after the disposition of the citation for which the vehicle was impounded.

349.12349.12 Authority to designate no-passing zones. The department, county highway committees and local authorities, in regard to highways under their respective jurisdictions, may determine, in accordance with standards and procedures adopted by the department, where overtaking or passing or driving to the left of the center of the roadway would be especially hazardous and may, by signs approved by the department or by a yellow unbroken line on the pavement on the right-hand side of and adjacent to the center line or a lane line of a roadway, indicate the beginning and end of such zones.

349.13(1b)(1b) In this section, “owner” includes the lessee of a vehicle if the vehicle is registered, or required to be registered, by the lessee under ch. 341.

349.13(1d)(1d) A local authority with respect to highways under its jurisdiction, including state trunk highways or connecting highways within corporate limits, may enact an ordinance making the owner of the vehicle involved in a violation under this section jointly liable for the violation.

349.13(1e)(a)(a) The department with respect to state trunk highways outside of corporate limits and the local authorities with respect to highways under their jurisdiction, including state trunk highways or connecting highways within corporate limits, may, within the reasonable exercise of the police power, prohibit, limit the time of or otherwise restrict the stopping, standing or parking of vehicles beyond the prohibitions, limitations or restrictions imposed by ch. 346, except that they may not modify the exceptions set forth in s. 346.50.

349.13(1e)(b)(b) The department may also restrict or prohibit the stopping, standing or parking of vehicles on any part of a state trunk highway or connecting highway within corporate limits if the local authority having jurisdiction has not enacted any stopping, standing or parking regulation applicable to the highway or part thereof in question as provided under par. (a).

349.13(1e)(c)1.1. The authority granted by this subsection may be delegated to a traffic officer or to the officer in charge of the maintenance of the highway in question, but, except as provided in subd. 2., no prohibition, limitation, or restriction on parking imposed under this section is effective unless official traffic signs, pavement markings, or parking meters have been placed or erected indicating the particular prohibition, limitation, or restriction.

349.13(1e)(c)2.2. Parking regulations that prohibit, limit or restrict the parking of vehicles for any period longer than 24 consecutive hours, during any hours between 12 midnight and 7 a.m., or any portion thereof or during a snow emergency as determined by a municipality, shall be effective in the municipality upon a two-thirds vote of its respective governing body notwithstanding this subsection and s. 346.02 (7) when official traffic signs have been placed or erected at or reasonably near the corporate limits of the municipality on all state and county trunk highways and connecting highways informing motorists that 24-hour parking limitations, night parking regulations or snow emergency regulations are in effect in the municipality.

349.13(1g)(1g) The department, with respect to state trunk highways outside of corporate limits, and local authorities, with respect to highways under their jurisdiction including state trunk highways or connecting highways within corporate limits, may authorize persons whose residences abut a highway in a zone where the time of parking is limited by official signs, pavement markings, or parking meters to park their vehicles in the highway zone without regard to the time limits posted.