driving on highways; lane regulations

HB2087 - driving on highways; lane regulations

Passed Legislature

This bill passed both chambers and reached final enrollment, even if later executive action is not shown here.

Sponsor: Nick Kupper
Last action: 2026-01-13
Official status: House second read
Effective date: Not listed

Plain English Breakdown

Checked against official source text during the last sync.

Driving Rules for Highways

This bill changes rules about which lanes certain heavy vehicles can use on highways.

What This Bill Does

Changes when and where heavy trucks and large vehicles must drive in specific lanes on highways based on engineering and traffic investigations.
Requires signs to be put up showing which lanes are meant for these types of vehicles if determined by the department or local authority.
Limits left lane usage by large vehicles unless they need it for turning, entering/exiting a highway, or continuing their route.

Who It Names or Affects

Drivers of heavy trucks and other large vehicles on highways.
Local authorities responsible for road signs and traffic rules.

Terms To Know

Declared gross weight: The total weight of a vehicle including its cargo, as stated by the manufacturer or owner.
Pole trailer: A type of trailer that is pulled behind another vehicle and used to transport poles or similar items.

Limits and Unknowns

The bill does not specify what happens if a driver violates the lane rules.
It's unclear how this will be enforced on highways with fewer than three lanes in one direction.

Bill History

2026-01-13 House
House second read
2026-01-12 House
House Rules: None
2026-01-12 House
House Transportation & Infrastructure: None
2026-01-12 House
House first read

Official Summary Text

HB2087 - driving on highways; lane regulations

Current Bill Text

Read the full stored bill text

HB2087 - 572R - I Ver

PREFILED��� DEC 23 2025

REFERENCE TITLE:
driving on highways; lane regulations

State of Arizona

House of Representatives

Fifty-seventh Legislature

Second Regular Session

2026

HB 2087

Introduced by

Representative
Kupper

AN
ACT

amending section 28-736, Arizona Revised
Statutes; relating to driving on highways.

(TEXT OF BILL BEGINS ON NEXT PAGE)

Be it enacted by the Legislature of the State of Arizona:

Section 1. Section 28-736, Arizona Revised Statutes, is amended to read:

START_STATUTE
28-736.

Use of highway lanes; restrictions

A. If the department or a local authority determines
on the basis of an engineering and traffic investigation of a highway under its
jurisdiction that the designation of a specific lane or lanes for travel of the
vehicles prescribed in subsection B of this section would facilitate the safe
and orderly movement of traffic, the department or local authority may
designate a specific lane or lanes for the travel of those vehicles and shall
erect signs at reasonable intervals giving notice of those lanes.

B. The following vehicles shall be driven in the
lane or lanes designated pursuant to subsection A of this section if signs are
erected giving notice of that designation:

1. A motor vehicle or vehicle combination with a
declared gross weight of more than twenty-six thousand pounds, excluding
a motor vehicle designed for carrying sixteen or more passengers, including the
driver.� For the purposes of this paragraph, "declared gross weight"
and "vehicle combination" have the same
meaning

meanings
prescribed in section 28-5431.

2. A vehicle that is drawing a pole trailer that
weighs six thousand or more pounds.

C. Except as otherwise provided in
this section, on a divided highway that has three or more clearly marked lanes
for traffic in one direction, excluding any hov lanes, if a specific lane or
lanes have not been designated pursuant to subsection A of this section, a
vehicle prescribed in subsection B of this section shall not be driven in the
extreme left-hand lane for traffic.

C.
D.
This
section does not apply to a driver who is preparing for a left-hand or
right-hand turn, who is entering or exiting a highway or who must
necessarily drive in a lane other than the designated lane to continue on the
driver's intended route.
END_STATUTE