Important notice to owners of personal use motor home (recreational vehicles):
Recently the Air Resources Board sent letters to heavy-duty diesel vehicle owners
regarding regulatory deadlines pertaining to emission controls and clean fleets. This
letter was sent to personal use motor home owners in error. Motorhomes are exempt
from these requirements. You do not need to install soot filters (DPF) or report. If you
would like
additional information, the regulatory language is outlined below.
The following are the sections regarding recreational vehicles or motor homes
from the final regulation order:
FINAL REGULATION ORDER
AMENDMENTS TO THE REGULATION TO REDUCE EMISSIONS OF DIESEL
PARTICULATE MATTER, OXIDES OF NITROGEN AND OTHER CRITERIA
POLLUTANTS FROM IN-USE ON-ROAD DIESEL-FUELED VEHICLES
Division 3: Air Resources Board
Chapter 1: Motor Vehicle Pollution Control Devices
Section 2025. Regulation to Reduce Emissions of Diesel Particulate Matter,
Oxides of Nitrogen and Other Criteria Pollutants, from In-Use
Heavy-Duty Diesel-Fueled Vehicles.
(c) Exemptions
This regulation does not apply to:
(1) to (9)
(10) Motor homes for non-commercial private use;
(d) Definitions
For purposes of this regulation, the following definitions apply:
(1) to (42)
(43) “Motor Home” means a single vehicular unit designed for human habitation for
recreational or emergency occupancy and built on, or permanently attached to, a
self-propelled motor vehicle chassis, chassis cab, or van, which becomes an
integral part of the complete vehicle or a vehicle that exclusively tows a trailer that
was originally designed for human habitation for recreational or emergency
occupancy.
Link to complete final regulation order and advisories


