SB509-engrossed,14,2417 347.21 (1) No person shall operate on a highway during hours of darkness any
18train of vehicles authorized by s. 348.08 (1) (d) unless there is mounted on each side
19of every vehicle in such train, including farm tractors and implements of husbandry,
20at least one lamp emitting a red or amber light visible from a distance of 500 feet to
21the side of the vehicle on which mounted or, in lieu thereof, at least one red or amber
22reflector or, notwithstanding s. 347.245, one slow moving vehicle emblem visible
23from all distances within 500 feet to 50 feet of the side of the vehicle when directly
24in front of lawful upper beams of headlamps.

SB509-engrossed,15,7

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1347.21 (1m) No person shall operate on a highway during hours of darkness
2any train of vehicles authorized by s. 348.08 (1) (b) unless there is mounted on each
3side of every vehicle in such train, including farm tractors and implements of
4husbandry, at least one lamp emitting a red or amber light visible from a distance
5of 500 feet to the side of the vehicle on which mounted or, in lieu thereof, at least one
6red or amber reflector visible from all distances within 500 feet to 50 feet of the side
7of the vehicle when directly in front of lawful upper beams of headlamps.

SB509-engrossed,15,1310 347.22 (2) No Except as provided in s. 347.25 (2g), no person shall operate or
11park a farm tractor, self-propelled farm implement, or lightweight utility vehicle, as
12defined in s. 346.94 (21) (a) 2., upon a highway during hours of darkness with any
13lamp thereon showing any light to the rear other than red or amber in color.

SB509-engrossed,15,1815 347.24 (3) (a) In this subsection, "wide implement of husbandry" means any
16implement of husbandry that has a total width in excess of 15 feet or that partly
17extends, when operated primarily on the right half of the roadway, over the center
18of the roadway into any lane intended for travel in the opposite direction.

SB509-engrossed,15,2219 (b) Except as provided in par. (bm), no person may operate on a highway any
20wide implement of husbandry manufactured before January 1, 2014, unless it is
21equipped with all of the following and any lamp or light required under this
22paragraph is lighted and visible at the time of operation:

SB509-engrossed,16,423 1. At least 2 amber flashing warning lamps, visible from both the front and rear
24of the implement of husbandry. When lighted, these lamps shall be capable of being
25seen and distinguished under normal atmospheric conditions during hours of

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1darkness at a distance of 500 feet from the front and rear of the implement of
2husbandry. These lamps shall be mounted, as nearly as practicable, to indicate the
3extreme width of the implement of husbandry, but not more than 16 inches from the
4lateral extremities of the implement of husbandry.

SB509-engrossed,16,105 2. Red retroreflective conspicuity material, visible to the rear and mounted
6within 25 inches of, respectively, the extreme left and extreme right of the implement
7of husbandry and spaced as evenly as practicable. This conspicuity material shall
8be of such size and characteristics and so maintained as to be readily visible during
9the hours of darkness from all distances within 500 feet to 50 feet from the implement
10of husbandry when directly in front of lawful upper beams of headlamps.

SB509-engrossed,16,1811 3. At least 2 strips of yellow retroreflective conspicuity material visible to the
12front of the implement of husbandry. On the left and right sides of the implement
13of husbandry, the outer edge of at least one strip of this material shall be mounted
14within 16 inches of, respectively, the extreme left and extreme right of the implement
15of husbandry. This conspicuity material shall be of such size and characteristics and
16so maintained as to be readily visible during the hours of darkness from all distances
17within 500 feet to 50 feet from the implement of husbandry when directly in front of
18lawful upper beams of headlamps.

SB509-engrossed,16,2419 4. Subject to ss. 347.06 (1) and (3), 347.13 (2), and 347.22 (1), at least 2 red tail
20lamps mounted symmetrically to the rear of the implement of husbandry, or as close
21to the rear as practicable. These tail lamps are not required to be wired to light when
22headlamps or other lamps light. When lighted, these tail lamps shall be capable of
23being seen and distinguished under normal atmospheric conditions during hours of
24darkness at a distance of 500 feet from the rear of the implement of husbandry.

SB509-engrossed,17,3

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1(bm) A person may operate on a highway, at times other than hours of darkness,
2a wide implement of husbandry manufactured before January 1, 2014, that does not
3comply with par. (b) if all of the following apply:

SB509-engrossed,17,54 1. The wide implement of husbandry is accompanied by an escort vehicle
5operating with hazard lights activated.

SB509-engrossed,17,96 2. Two orange or red flags, not less than 12 inches square, are attached to the
7rear of the wide implement of husbandry, or as close to the rear as practicable, in a
8manner that is clearly visible to the operator of a vehicle approaching from the rear
9and that marks the extreme left and extreme right of the implement of husbandry.

SB509-engrossed,17,2110 (c) In addition to any applicable requirement under par. (b) or (bm), if a wide
11implement of husbandry has a total width in excess of 22 feet, no person may operate
12the implement of husbandry on a highway unless the implement of husbandry is
13accompanied by an escort vehicle operating with hazard lights activated. If the
14implement of husbandry is being operated on a highway with only one lane for travel
15in each direction, the escort vehicle shall be operated ahead of the implement of
16husbandry on the highway. If the implement of husbandry is being operated on a
17highway with more than one lane for travel in each direction or on a 3-lane highway,
18the escort vehicle shall be operated behind the implement of husbandry on the
19highway. This paragraph does not apply to an implement of husbandry that is
20traveling between fields or between a farm and a field and is operated on the highway
21for a distance of 0.5 miles or less.

SB509-engrossed,18,222 (d) No person may operate on a highway any implement of husbandry
23manufactured on or after January 1, 2014, unless it is equipped with all lighting and
24marking devices with which the implement of husbandry was originally equipped by

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1the manufacturer and all such lighting and marking devices are in good working
2order and visible at the time of operation.

SB509-engrossed,18,43 (e) The requirements under this subsection apply in addition to any applicable
4requirements under subs. (1) and (2) and ss. 347.21, 347.22, and 347.27.

SB509-engrossed,18,246 347.245 (1) After January 1, 1970, no person may operate on a highway, day
7or night, any vehicle or equipment, any animal-drawn vehicle, or any other
8machinery, including all road machinery, that usually travels at speeds of less than
925 miles per hour or any vehicle operated under a special restricted operator's license
10issued under s. 343.135 or any lightweight utility vehicle, as defined in s. 346.94 (21)
11(a) 2., or any wide implement of husbandry, as defined in s. 347.24 (3) (a), that is
12manufactured before January 1, 2014, unless there is displayed on the most
13practicable visible rear area of the vehicle or combination of vehicles, a slow moving
14vehicle (SMV) emblem as described in and displayed as provided in sub. (2). Any
15towed vehicle or machine is exempt from this provision if the towing vehicle is visible
16from the rear and is in compliance with this section. All road machinery is excluded
17when it is engaged in actual construction or maintenance work either guarded by a
18flagman or clearly visible warning signs. Except as provided in s. 347.21 (1), the
19requirement of the emblem shall be in addition to any lighting devices required or
20permitted by law. Mopeds and motor bicycles are excluded from the provisions of this
21section unless they are operated under a special restricted operator's license issued
22under s. 343.135. Electric personal assistive mobility devices are excluded from the
23provisions of this section. The SMV emblem need not be displayed on vehicles
24moving directly across the highway.

SB509-engrossed,19,4

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1347.245 (5) This section does not apply to any vehicle or combination of vehicles
2to the left rear of which is attached a yellow or amber flashing light at least 4 inches
3in diameter, except to a wide implement of husbandry, as defined in s. 347.24 (3) (a),
4that is manufactured before January 1, 2014.

SB509-engrossed,19,106 347.25 (2g) No person may operate on a highway any self-propelled implement
7of husbandry manufactured before January 1, 2014, and having a total width in
8excess of 12 feet, unless it is equipped with a 360-degree yellow or amber rotating
9strobe or beacon light, mounted at the highest practicable point, or 2 flashing amber
10lights visible to the front and rear, and the light or lights are activated.

SB509-engrossed,19,1412 348.01 (2) (bg) "Implement dealer" means any person engaged in the business
13of delivering, repairing, or servicing implements of husbandry or agricultural
14commercial motor vehicles.

SB509-engrossed,19,1716 348.01 (2) (bp) "Potato harvester" means a self-propelled implement of
17husbandry designed and used exclusively for harvesting potatoes.

SB509-engrossed,19,2019 348.02 (6) The provisions of this chapter apply to implements of husbandry and
20agricultural commercial motor vehicles.

SB509-engrossed,19,25 22348.03 Self-certification for agricultural commercial motor vehicles.
23(1) The department shall prescribe a form for the owner or operator of an
24agricultural commercial motor vehicle to certify that the vehicle and its operation
25satisfy all requirements specified in the definition under s. 340.01 (1o).

SB509-engrossed,20,4

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1(2) The certification on the form under sub. (1) of an owner or operator of an
2agricultural commercial motor vehicle may be offered to the department or any
3traffic officer as evidence of the truth of the matters asserted in the certification, but
4the certification is not conclusive of such matters.

SB509-engrossed,20,76 348.05 (2) (a) No limitation for implements of husbandry temporarily operated
7upon a highway in the course of performance of its work.

SB509-engrossed,20,1110 348.05 (2) (a) No Subject to ss. 347.24 (3), 347.245 (1), and 347.25 (2g), no
11limitation for implements of husbandry.

SB509-engrossed,20,1713 348.05 (2) (am) Ten feet for an agricultural commercial motor vehicle, except
14that, if the agricultural commercial motor vehicle is operated for purposes of
15spraying pesticides or spreading lime or fertilizer but not including manure
16application and has extending tires, fenders, or fender flares, the total outside width
17of the agricultural commercial motor vehicle may not exceed 12 feet.

SB509-engrossed,20,2420 348.05 (2g) Subsection (2) (a) also applies to implements of husbandry while
21being operated or transported by an implement dealer or farmer for purposes of
22delivery, repair, or servicing of the implement of husbandry if the implement of
23husbandry is being operated or transported under either of the following
24circumstances:

SB509-engrossed,21,3

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1(a) Directly from a farmer's owned or leased land to the business location of an
2implement dealer that is within a 75-mile radius of the farmer's owned or leased
3land.

SB509-engrossed,21,64 (b) Directly from the business location of an implement dealer to a farmer's
5owned or leased land that is within a 75-mile radius of the implement dealer's
6business location.

SB509-engrossed,21,1410 348.05 (2g) (a) (intro.) Subsection Subject to par. (b), subsection (2) (a) also
11applies to implements of husbandry while being operated or transported by an
12implement dealer or farmer for purposes of delivery, repair, or servicing of the
13implement of husbandry if the implement of husbandry is being operated or
14transported under either of the following circumstances:

SB509-engrossed,21,2116 348.05 (2g) (b) Paragraph (a) applies only if the person operating or
17transporting the implement of husbandry complies with ss. 347.24 (3), 347.245 (1),
18and 347.25 (2g), as applicable. For purposes of this paragraph, the requirements
19under ss. 347.24 (3), 347.245 (1), and 347.25 (2g) shall apply to an implement of
20husbandry being transported to the same extent as if the implement of husbandry
21were being operated.

SB509-engrossed,22,324 348.06 (2) Implements of husbandry of any height may be temporarily
25operated upon a highway without a permit for excessive height. The operator of the

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1implement of husbandry is responsible for ensuring that there is adequate height
2clearance between the implement of husbandry and any overhead structure or
3obstruction, other than a structure or obstruction that is any of the following:

SB509-engrossed,22,65 348.06 (2) (a) Any overhead utility line that does not satisfy the requirements
6of the state electric code promulgated by the public service commission.

SB509-engrossed,22,87 (b) Any overhead electric line of a cooperative association that is organized
8under ch. 185 and that does not comply with the National Electrical Safety Code.

SB509-engrossed,22,1310 348.07 (1) No person, without a permit therefor, may operate on a highway any
11single vehicle with an overall length in excess of 45 feet or any combination of 2
12vehicles with an overall length in excess of 70 feet, except as otherwise provided in
13subs. (2), (2a), (2m), and (4m) and s. 348.08 (1).

SB509-engrossed,22,1716 348.07 (2) (e) 2. No limitation One hundred feet for implements of husbandry
17temporarily operated upon a highway that are 2-vehicle combinations.

SB509-engrossed,22,2019 348.07 (2) (e) 1. Sixty feet for an implement of husbandry that is a single
20vehicle.

SB509-engrossed,23,222 348.07 (2m) Subsection (2) (e) also applies to implements of husbandry while
23being operated or transported by an implement dealer or farmer for purposes of
24delivery, repair, or servicing of the implement of husbandry if the implement of

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1husbandry is being operated or transported under either of the following
2circumstances:

SB509-engrossed,23,53 (a) Directly from a farmer's owned or leased land to the business location of an
4implement dealer that is within a 75-mile radius of the farmer's owned or leased
5land.

SB509-engrossed,23,86 (b) Directly from the business location of an implement dealer to a farmer's
7owned or leased land that is within a 75-mile radius of the implement dealer's
8business location.

SB509-engrossed,23,1710 348.08 (1) (b) Two trailers used primarily as implements of husbandry in
11connection with seasonal agricultural activities or one such trailer and any other
12implement of husbandry may, without such permit, be drawn by a farm tractor if the
13operation of such combination of vehicles is exclusively a farming operation and not
14for the transportation of property for hire and, or attached to, another implement of
15husbandry if the overall length of such combination of vehicles does not exceed 60
1670 feet, or 100 feet if the vehicle combination is traveling at a speed of not more than
1725 miles per hour.

SB509-engrossed,24,219 348.08 (1) (d) Two trailers transporting empty pressurized or nonpressurized
20tanks used for hauling or storing liquid agricultural fertilizer or 2 implements of
21husbandry, including 2 empty trailers used primarily as implements of husbandry
22in connection with seasonal agricultural activities, may, without such permit, be
23drawn by a motor truck or, truck tractor , or agricultural commercial motor vehicle
24if the overall length of such combination of vehicles and load does not exceed 60 70

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1feet or, if the vehicle combination is traveling at a speed of not more than 25 miles
2per hour, 100 feet. For purposes of this paragraph, "empty" means less than 20% full.

SB509-engrossed,24,94 348.08 (2) Whenever any train of agricultural vehicles implements of
5husbandry is being operated under sub. (1) (b), the train shall be equipped as
6provided in s. 347.21 (1m) and (2). Whenever any train of agricultural vehicles is
7being operated under sub. (1) (d), the train shall be equipped as provided in s. 347.21
8(1) and (2). The trailer hitches of a train of agricultural vehicles described in this
9subsection shall be of a positive nature so as to prevent accidental release.

SB509-engrossed,24,1311 348.09 (3) This section does not apply if the load is an implement of husbandry
12or agricultural commercial motor vehicle being transported as provided in s. 348.05
13(2g).

SB509-engrossed,24,2115 348.15 (3) (b) The gross weight imposed on the highway by the wheels of any
16one axle may not exceed 20,000 pounds or, if the vehicle or combination of vehicles
17is an implement of husbandry or agricultural commercial motor vehicle, 23,000
18pounds. In addition, the gross weight imposed on the highway by the wheels of the
19steering axle of a truck tractor may not exceed 13,000 pounds unless the
20manufacturer's rated capacity of the axle and the tires is sufficient to carry the
21weight, but not to exceed 20,000 pounds.

SB509-engrossed,25,223 348.15 (3) (d) Notwithstanding par. pars. (c) and (g), 2 consecutive sets of
24tandem axles may impose on the highway a gross load of 34,000 pounds each if the

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1overall distance between the first and last axles of such consecutive sets of tandem
2axles is 36 feet or more.

SB509-engrossed,25,104 348.15 (3) (f) 2. Notwithstanding pars. (a) to (c) and (g), sub. (4), and ss. 348.17
5and 349.16, and subject to subd. 3., in the case of a heavy-duty vehicle equipped with
6idle reduction technology, the gross weight of the vehicle, and the gross weight
7imposed on the highway by the wheels of any one axle or axle group of the vehicle,
8may exceed the applicable weight limitation specified in pars. (a) to (c) or (g) or posted
9as provided in s. 348.17 (1) by not more than 400 pounds or the weight of the idle
10reduction technology, whichever is less.

SB509-engrossed,25,1712 348.15 (3) (g) Notwithstanding par. (c), if the vehicle or combination of vehicles
13is an implement of husbandry or agricultural commercial motor vehicle, the gross
14weight imposed on the highway by any group of 2 or more consecutive axles of the
15vehicle or vehicle combination may not exceed the maximum gross weights in the
16following table for each of the respective distances between axles and the respective
17numbers of axles of a group: [See Figure 348.15 (3) (g) following] - See PDF for table - See PDF for table

SB509-engrossed,28,4

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1348.15 (8) Unless the department provides otherwise by rule, any axle of a
2vehicle or combination of vehicles which does not impose on the highway at least 8%
3of the gross weight of the vehicle or combination of vehicles may not be counted as
4an axle for the purposes of sub. (3) (c) and (g).

SB509-engrossed,28,96 348.15 (9) (a) Except as provided in pars. (c) and (e), the increased weight
7allowance for implements of husbandry and agricultural commercial motor vehicles
8under sub. (3) (b) and (g) applies in lieu of, not in addition to, any other increased
9weight allowance for implements of husbandry authorized under this chapter.

SB509-engrossed,28,1210 (b) Except as provided in par. (e), the maximum gross weight for an implement
11of husbandry or agricultural commercial motor vehicle operated on a highway
12without a permit may not exceed 92,000 pounds.

SB509-engrossed,28,1913 (c) 1. Notwithstanding sub. (3) (b), (c), and (g), there is no weight limitation per
14wheel, axle, or group of axles for an implement of husbandry that is an empty potato
15harvester if, subject to subd. 2., the potato harvester is accompanied by one or more
16escort vehicles operating with hazard lights activated, except that such a potato
17harvester is subject to any weight limitation posted as provided in s. 348.17 (1).
18Except as provided in par. (e), a potato harvester is subject to the maximum gross
19weight limitation for implements of husbandry specified in par. (b).

SB509-engrossed,28,2220 2. A potato harvester is not required to be accompanied by any escort vehicle
21under subd. 1. if the potato harvester is traveling between fields or between a farm
22and a field and is operated on the highway for a distance of 0.5 miles or less.

SB509-engrossed,28,2523 (d) The increased weight allowance for implements of husbandry and
24agricultural commercial motor vehicles under sub. (3) (b) and (g) does not apply on
25any highway that is a part of the national system of interstate and defense highways.