Exhaust

Reasons for rejection

Compliance with approved standards

1. A vehicle that is required to comply with an approved exhaust emission standard did not comply or cannot be demonstrated to have complied with at least one of the standards listed in the following tables at the time the vehicle was manufactured:

• Table 11-2-1. Approved exhaust emission standards for used vehicles certified for use on New Zealand roads before 3 January 2008
• Table 11-2-2. Approved exhaust emission standards for used petrol-, CNG- and LPG-powered vehicles certified for use on New Zealand roads on or after 3 January 2008
• Table 11-2-3. Approved exhaust emission standards for used diesel-powered vehicles certified for use on New Zealand roads on or after 3 January 2008
• Table 11-2-4. Approved exhaust emission standards for new petrol-, CNG- and LPG-powered vehicles
• Table 11-2-5. Approved exhaust emission standards for new diesel-powered vehicles.

Performance and modification

2. A class MA, MB, MC, MD1, MD2, MD3, MD4, ME, NA, NB or NC vehicle does not pass the prescribed metered emissions test (see section 11-3, Metered emissions test specifications).

3. The exhaust system does not comply with requirements relating to performance set out in the VIRM: In-service certification, section 11-2.

Table 11-2-1. Approved exhaust emission standards for used vehicles certified for use on New Zealand roads before 3 January 2008

Summary of legislation

Applicable legislation

• Land Transport Rule: Vehicle Exhaust Emissions 2007.

Compliance with approved standards

1. A used vehicle of class MA, MB, MC, MD1, MD2, MD3, MD4, ME, NA, NB or NC, less than 20 years old and:

a) certified for entry into New Zealand before 3 January 2008 must comply with one or more of the approved exhaust emission standards in Table 11-2-1

b) powered by petrol, CNG or LPG and border checked for entry into New Zealand on or after 3 January 2008 must comply with one or more of the approved exhaust emission standards in Table 11-2-2 (Note 1)

c) powered by diesel and border checked for entry into New Zealand on or after 3 January 2008 must comply with one or more of the approved exhaust emission standards in Table 11-2-3 (Note 1).

2. New petrol, CNG or LPG powered vehicles of class MA, MB, MC, MD1, MD2, MD3, MD4, ME, NA, NB or NC, less than 20 years old must comply with one or more of the approved exhaust emission standards in Table 11-2-4.

3. New diesel-powered vehicles of class MA, MB, MC, MD1, MD2, MD3, MD4, ME, NA, NB or NC, less than 20 years old must comply with one or more of the approved exhaust emission standards in Table 11-2-5.

4. The following vehicles are not required to meet an emissions standard:

• Class MA or MC motorsport vehicle
• Class MA special interest vehicles
• Immigrants’ vehicles
• Mobile cranes (does not include a truck mounted with crane apparatus)
• Low volume scratchbuilt and modified production vehicles that comply with the emissions requirements of the Low Volume Vehicle Code.

5. A vehicle more than 20 years old is not required to comply with an exhaust emission standard

6.The Land Transport Rule: Vehicle Exhaust Emissions does not apply to ancillary engines that do not power the vehicle’s wheels. eg refrigeration units, motorhome electricity generators

7. A vehicle used exclusively by the New Zealand Defence Force may be fitted with a defeat device to override an exhaust emissions control on the vehicle

Performance

8. Class MA, MB, MC, MD1, MD2, MD3, MD4, ME, NA, NB or NC vehicles manufactured on or after 1 January 1990 and first certified for entry into New Zealand on or after 1 May 2008 must pass a prescribed metered test (see section 11-3, Metered test specifications).

9. The exhaust system must comply with requirements relating to performance set out in the VIRM: In-service certification, section 11-2.