Utah Code § 41-6a-1642

Emissions inspection -- County program
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(1) The legislative body of each county required under federal law to utilize a motor vehicle
emissions inspection and maintenance program or in which an emissions inspection and
maintenance program is necessary to attain or maintain any national ambient air quality
standard shall require:
(a) a certificate of emissions inspection, a waiver, or other evidence the motor vehicle is exempt
from emissions inspection and maintenance program requirements be presented:
(i) as a condition of registration or renewal of registration; and
(ii) at other times as the county legislative body may require to enforce inspection requirements
for individual motor vehicles, except that the county legislative body may not routinely
require a certificate of emissions inspection, or waiver of the certificate, more often than
required under Subsection (9); and

(b) compliance with this section for a motor vehicle registered or principally operated in the
county and owned by or being used by a department, division, instrumentality, agency, or
employee of:
(i) the federal government;
(ii) the state and any of its agencies; or
(iii) a political subdivision of the state, including school districts.
(2)
(a) A vehicle owner subject to Subsection (1) shall obtain a motor vehicle emissions inspection
and maintenance program certificate of emissions inspection as described in Subsection (1),
but the program may not deny vehicle registration based solely on the presence of a defeat
device covered in the Volkswagen partial consent decrees or a United States Environmental
Protection Agency-approved vehicle modification in the following vehicles:
(i) a 2.0-liter diesel engine motor vehicle in which its lifetime nitrogen oxide emissions are
mitigated in the state pursuant to a partial consent decree, including:
(A) Volkswagen Jetta, model years 2009, 2010, 2011, 2012, 2013, 2014, and 2015;
(B) Volkswagen Jetta Sportwagen, model years 2009, 2010, 2011, 2012, 2013, and 2014;
(C) Volkswagen Golf, model years 2010, 2011, 2012, 2013, 2014, and 2015;
(D) Volkswagen Golf Sportwagen, model year 2015;
(E) Volkswagen Passat, model years 2012, 2013, 2014, and 2015;
(F) Volkswagen Beetle, model years 2013, 2014, and 2015;
(G) Volkswagen Beetle Convertible, model years 2013, 2014, and 2015; and
(H) Audi A3, model years 2010, 2011, 2012, 2013, and 2015; and
(ii) a 3.0-liter diesel engine motor vehicle in which its lifetime nitrogen oxide emissions are
mitigated in the state to a settlement, including:
(A) Volkswagen Touareg, model years 2009, 2010, 2011, 2012, 2013, 2014, 2015, and 2016;
(B) Audi Q7, model years 2009, 2010, 2011, 2012, 2013, 2014, 2015, and 2016;
(C) Audi A6 Quattro, model years 2014, 2015, and 2016;
(D) Audi A7 Quattro, model years 2014, 2015, and 2016;
(E) Audi A8, model years 2014, 2015, and 2016;
(F) Audi A8L, model years 2014, 2015, and 2016;
(G) Audi Q5, model years 2014, 2015, and 2016; and
(H) Porsche Cayenne Diesel, model years 2013, 2014, 2015, and 2016.
(b) A vehicle owner subject to Subsection (1) shall obtain a motor vehicle emissions inspection
and maintenance program certificate of emissions inspection as described in Subsection (1),
but the program may not deny vehicle registration based solely on the presence of a defeat
device covered in the Mercedes-Benz USA, LLC and Mercedes-Benz Group AG consent
decree or a United States Environmental Protection Agency-approved vehicle modification in
the following vehicles:
(i) Mercedes-Benz E250 BlueTEC II, model years 2014, 2015, and 2016;
(ii) Mercedes-Benz E350 BlueTEC II, model years 2011, 2012, and 2013;
(iii) Mercedes-Benz GL320 BlueTEC II, model year 2009;
(iv) Mercedes-Benz GL350 BlueTEC II, model years 2010, 2011, 2012, 2013, 2014, 2015, and
2016;
(v) Mercedes-Benz GLE300d, model year 2016;
(vi) Mercedes-Benz GLE350d, model year 2016;
(vii) Mercedes-Benz GLK250 BlueTEC II, model years 2013, 2014, and 2015;
(viii) Mercedes-Benz ML250 BlueTEC II, model year 2015;
(ix) Mercedes-Benz ML320 BlueTEC II, model year 2009;

(x) Mercedes-Benz ML350 BlueTEC II, model years 2010, 2011, 2012, 2013, and 2014;
(xi) Mercedes-Benz R320 BlueTEC II, model year 2009;
(xii) Mercedes-Benz R350 BlueTEC II, model years 2010, 2011, and 2012;
(xiii) Mercedes-Benz S350 BlueTEC II, model years 2012 and 2013;
(xiv) Mercedes-Benz or Freightliner Sprinter 4-cylinder, model years 2014, 2015, and 2016; and
(xv) Mercedes-Benz or Freightliner Sprinter 6-cylinder, model years 2010, 2011, 2012, 2013,
2014, 2015, and 2016.
(c)
(i) An owner of a restored-modified vehicle subject to Subsection (1) shall obtain a motor
vehicle emissions inspection and maintenance program certificate of emissions inspection
as described in Subsection (1).
(ii) A county emissions program may not refuse to perform an emissions inspection or indicate
a failed emissions test of the vehicle based solely on a modification to the engine or
component of the motor vehicle if:
(A) the modification is not likely to result in the motor vehicle having increased emissions
relative to the emissions of the motor vehicle before the modification; and
(B) the motor vehicle modification is a change to an engine that is newer than the engine
with which the motor vehicle was originally equipped, or the engine includes technology
that increases the facility of the administration of an emissions test, such as an on-board
diagnostics system.
(iii) The first time an owner seeks to obtain an emissions inspection as a prerequisite to
registration of a restored-modified vehicle:
(A) the owner shall present the signed statement described in Subsection 41-1a-226(3); and
(B) the county emissions program shall perform the emissions test.
(iv) If a motor vehicle is registered as a restored-modified vehicle and the registration certificate
is notated as described in Subsection 41-1a-226(3), a county emissions program may not
refuse to perform an emissions test based solely on the restored-modified status of the
motor vehicle.
(3)
(a) The legislative body of a county identified in Subsection (1), in consultation with the Air
Quality Board created under Section 19-1-106, shall make regulations or ordinances
regarding:
(i) emissions standards;
(ii) test procedures;
(iii) inspections stations;
(iv) repair requirements and dollar limits for correction of deficiencies; and
(v) certificates of emissions inspections.
(b) In accordance with Subsection (3)(a), a county legislative body:
(i) shall make regulations or ordinances to attain or maintain ambient air quality standards in the
county, consistent with the state implementation plan and federal requirements;
(ii) may allow for a phase-in of the program by geographical area; and
(iii) shall comply with the analyzer design and certification requirements contained in the state
implementation plan prepared under Title 19, Chapter 2, Air Conservation Act.
(c) The county legislative body and the Air Quality Board shall give preference to an inspection
and maintenance program that:
(i) is decentralized, to the extent the decentralized program will attain and maintain ambient air
quality standards and meet federal requirements;

(ii) is the most cost effective means to achieve and maintain the maximum benefit with regard
to ambient air quality standards and to meet federal air quality requirements as related to
vehicle emissions; and
(iii) provides a reasonable phase-out period for replacement of air pollution emission testing
equipment made obsolete by the program.
(d) The provisions of Subsection (3)(c)(iii) apply only to the extent the phase-out:
(i) may be accomplished in accordance with applicable federal requirements; and
(ii) does not otherwise interfere with the attainment and maintenance of ambient air quality
standards.
(4) The following vehicles are exempt from an emissions inspection program and the provisions of
this section:
(a) an implement of husbandry as defined in Section 41-1a-102;
(b) a vehicle with a model year of 1995 or older;
(c) a custom vehicle as defined in Section 41-6a-1507;
(d) a vehicle registered as a novel vehicle under Section 41-27-201;
(e) to the extent allowed under the current federally approved state implementation plan, in
accordance with the federal Clean Air Act, 42 U.S.C. Sec. 7401, et seq., a motor vehicle that
is less than two years old on January 1 based on the age of the vehicle as determined by the
model year identified by the manufacturer;
(f) a pickup truck, as defined in Section 41-1a-102, with a gross vehicle weight rating of 14,000
pounds or less, if the registered owner of the pickup truck provides a signed statement to the
legislative body stating the truck is used:
(i) by the owner or operator of a farm located on property that qualifies as land in agricultural
use under Sections 59-2-502 and 59-2-503; and
(ii) exclusively for the following purposes in operating the farm:
(A) for the transportation of farm products, including livestock and its products, poultry and its
products, floricultural and horticultural products; and
(B) in the transportation of farm supplies, including tile, fence, and every other thing or
commodity used in agricultural, floricultural, horticultural, livestock, and poultry production
and maintenance;
(g) a motorcycle as defined in Section 41-1a-102;
(h) an electric motor vehicle as defined in Section 41-1a-102;
(i) a roadable aircraft as defined in Section 72-10-102; and
(j) a vehicle with a gross vehicle weight rating of 14,001 pounds or more.
(5) The county shall issue to the registered owner who signs and submits a signed statement
under Subsection (4)(g) a certificate of exemption from emissions inspection requirements for
purposes of registering the exempt vehicle.
(6) A legislative body of a county described in Subsection (1) may exempt from an emissions
inspection program a diesel-powered motor vehicle with a:
(a) gross vehicle weight rating of more than 14,000 pounds; or
(b) model year of 1997 or older.
(7) The legislative body of a county required under federal law to utilize a motor vehicle emissions
inspection program shall require:
(a) a computerized emissions inspection for a diesel-powered motor vehicle that has:
(i) a model year of 2007 or newer;
(ii) a gross vehicle weight rating of 14,000 pounds or less; and
(iii) a model year that is five years old or older; and
(b) a visual inspection of emissions equipment for a diesel-powered motor vehicle:

(i) with a gross vehicle weight rating of 14,000 pounds or less;
(ii) that has a model year of 1998 or newer; and
(iii) that has a model year that is five years old or older.
(8)
(a) Subject to Subsections (8)(b) and (c), the legislative body of each county required under
federal law to utilize a motor vehicle emissions inspection and maintenance program or in
which an emissions inspection and maintenance program is necessary to attain or maintain
any national ambient air quality standard may require each college or university located
in a county subject to this section to require its students and employees who park a motor
vehicle not registered in a county subject to this section to provide proof of compliance with
an emissions inspection accepted by the county legislative body if the motor vehicle is parked
on the college or university campus or property.
(b) College or university parking areas that are metered or for which payment is required per use
are not subject to the requirements of this Subsection (8).
(c) The legislative body of a county shall make the reasons for implementing the provisions of
this Subsection (8) part of the record at the time that the county legislative body takes its
official action to implement the provisions of this Subsection (8).
(9)
(a) An emissions inspection station shall issue a certificate of emissions inspection for each
motor vehicle that meets the inspection and maintenance program requirements established
in regulations or ordinances made under Subsection (3).
(b) The frequency of the emissions inspection shall be determined based on the age of the
vehicle as determined by model year and shall be required annually subject to the provisions
of Subsection (9)(c).
(c)
(i) To the extent allowed under the current federally approved state implementation plan, in
accordance with the federal Clean Air Act, 42 U.S.C. Sec. 7401 et seq., the legislative body
of a county identified in Subsection (1) shall only require the emissions inspection every two
years for each vehicle.
(ii) The provisions of Subsection (9)(c)(i) apply only to a vehicle that is less than six years old
on January 1.
(iii) For a county required to implement a new vehicle emissions inspection and maintenance
program on or after December 1, 2012, under Subsection (1), but for which no current
federally approved state implementation plan exists, a vehicle shall be tested at a frequency
determined by the county legislative body, in consultation with the Air Quality Board created
under Section 19-1-106, that is necessary to comply with federal law or attain or maintain
any national ambient air quality standard.
(iv) If a county legislative body establishes or changes the frequency of a vehicle emissions
inspection and maintenance program under Subsection (9)(c)(iii), the establishment or
change shall take effect on January 1 if the State Tax Commission receives notice meeting
the requirements of Subsection (9)(c)(v) from the county before October 1.
(v) The notice described in Subsection (9)(c)(iv) shall:
(A) state that the county will establish or change the frequency of the vehicle emissions
inspection and maintenance program under this section;
(B) include a copy of the ordinance establishing or changing the frequency; and
(C) if the county establishes or changes the frequency under this section, state how frequently
the emissions testing will be required.

(d) If an emissions inspection is only required every two years for a vehicle under Subsection (9)
(c), the inspection shall be required for the vehicle in:
(i) odd-numbered years for vehicles with odd-numbered model years; or
(ii) in even-numbered years for vehicles with even-numbered model years.
(10)
(a) Except as provided in Subsections (9)(b), (c), and (d), the emissions inspection required
under this section may be made no more than two months before the renewal of registration.
(b)
(i) If the title of a used motor vehicle is being transferred, the owner may use an emissions
inspection certificate issued for the motor vehicle during the previous 11 months to satisfy
the requirement under this section.
(ii) If the transferor is a licensed and bonded used motor vehicle dealer, the owner may use an
emissions inspection certificate issued for the motor vehicle in a licensed and bonded motor
vehicle dealer's name during the previous 11 months to satisfy the requirement under this
section.
(c) If the title of a leased vehicle is being transferred to the lessee of the vehicle, the lessee may
use an emissions inspection certificate issued during the previous 11 months to satisfy the
requirement under this section.
(d) If the motor vehicle is part of a fleet of 101 or more vehicles, the owner may not use an
emissions inspection made more than 11 months before the renewal of registration to satisfy
the requirement under this section.
(e) If the application for renewal of registration is for a six-month registration period under
Section 41-1a-215.5, the owner may use an emissions inspection certificate issued during the
previous eight months to satisfy the requirement under this section.
(11)
(a) A county identified in Subsection (1) shall collect information about and monitor the program.
(b) A county identified in Subsection (1) shall supply this information to the Transportation Interim
Committee to identify program needs, including funding needs.
(12) If approved by the county legislative body, a county that had an established emissions
inspection fee as of January 1, 2002, may increase the established fee that an emissions
inspection station may charge by $2.50 for each year that is exempted from emissions
inspections under Subsection (9)(c) up to a $7.50 increase.
(13)
(a) Except as provided in Subsection 41-1a-1223(1)(c), a county identified in Subsection (1) may
impose a local emissions compliance fee on each motor vehicle registration within the county
in accordance with the procedures and requirements of Section 41-1a-1223.
(b) A county that imposes a local emissions compliance fee may use revenues generated from
the fee for the establishment and enforcement of an emissions inspection and maintenance
program in accordance with the requirements of this section.
(c) A county that imposes a local emissions compliance fee may use revenues generated
from the fee to promote programs to maintain a local, state, or national ambient air quality
standard.
(14)
(a) If a county or the State Tax Commission has reason to believe that a vehicle owner has
provided an address as required in Section 41-1a-209 to register or attempt to register a
motor vehicle in a county other than the county of the bona fide residence of the owner in
order to avoid an emissions inspection required under this section, the county or the State
Tax Commission may investigate and gather evidence to determine whether the vehicle

owner has used a false address or an address other than the vehicle owner's bona fide
residence or place of business.
(b) If a county or the State Tax Commission conducts an investigation as described in Subsection
(14)(a) and determines that the vehicle owner has used a false or improper address in an
effort to avoid an emissions inspection as required in this section:
(i) the county or the State Tax Commission may impose a civil penalty of $1,000; and
(ii) the State Tax Commission may revoke or suspend the registration certificate of the vehicle
as provided in Section 41-1a-110.
(c) The State Tax Commission may retain a portion of the civil penalty described in Subsection
(14)(b) to cover the State Tax Commission's costs to conduct the investigations described in
this Subsection (14).
(d) The State Tax Commission shall transfer to the relevant county any portion of the civil penalty
imposed under Subsection (14)(b) that is not necessary to cover the costs of the State Tax
Commission described in Subsection (14)(c).
(15)
(a) If a motor vehicle subject to an emissions inspection cannot be tested using OBD-II
technology, the owner of the vehicle may present the vehicle to a county for verification.
(b) A county shall verify that the vehicle:
(i) is not equipped with OBD-II technology; and
(ii) is unable to be tested using OBD-II technology for reasons other than tampering, removal,
or modification of emissions-related equipment.
(16)
(a) If a county verifies that the vehicle cannot be tested using OBD-II technology as described in
Subsection (15), the county shall report to the division the vehicle identification number of the
vehicle.
(b) The division shall maintain a record of each vehicle identification number reported under this
Subsection (16).
(17)
(a) Except as provided in Subsection (17)(c), a motor vehicle is permanently exempt from an
emissions inspection requirement described in this section if the division records the vehicle
identification number of the vehicle as described in Subsection (16).
(b) Except as provided in Subsection (17)(c), an exemption described in this Subsection (17)
applies for the life of the vehicle and does not require renewal or re-verification.
(c) The division may remove a vehicle from the record described in Subsection (16)(b) and the
vehicle will not be exempt from emissions testing under Subsection (17)(a) if the division
determines that the vehicle:
(i) was fraudulently verified; or
(ii) is equipped with compliant OBD-II technology after a verification as described in Subsection
(15).

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