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This page last reviewed June 9, 2009

Statewide Portable Equipment Registration Program (PERP)

image sample of portable equipment

Owners or operators of portable engines and certain other types of equipment can register their units under the Air Resources Board's (ARB) Statewide Portable Equipment Registration Program (PERP) in order to operate their equipment throughout California without having to obtain individual permits from local air districts. The following is provided to help you complete the registration process.

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NOTICE:  CRITICAL REGISTRATION REQUIREMENTS
Engines that meet the non-road emission standard or tier level for newly built engines are eligible for registration in PERP.  For 2009 and 2010, the current tier levels are:

  • Engines rated 50 to 75 bhp:  Interim Tier 4.
  • Engines rated 75 to 750 bhp:  Tier 3.
  • Engines rated over 750 bhp and over:  Tier 2.

Until December 31, 2009 for new engine applications:  Engines which do not meet the current non-road tier standards must show that they operated in California between March 1, 2004 and October 1, 2006 and are subject to the registration fees listed on Form 1-B.

After December 31, 2009 for new engine applications:  All engines must meet the current non-road tier standards listed above.

After December 31, 2009 for existing engine registrations for engines rated 50 bhp and greater:
  • Registrations are cancelled for diesel engines which are not certified non-road Tier 1 or higher unless the engine is re-designated for emergency-use or low -use.
  • Registrations are cancelled for non-certified spark-ignition engines unless the engine meets PERP Regulation Table 1 emission standards.

PERP Advisory

Frequently Asked Questions (FAQ)

  • The requirements for portable equipment can be complicated, so we have compiled a list of the most commonly asked questions with answers that may help you with this subject.  Portable FAQ document

Application Forms

Recordkeeping and Reporting Forms

Notification

Notification is required if an equipment unit (not an engine) will be in an air district for more than five days.  Here is an easy-to-use online form for assistance in meeting this requirement.

Training

List Server and Contact Information


PERP Contact Information

Application forms can be downloaded and mailed directly to the ARB at:

California Air Resources Board
Statewide Portable Equipment Registration Program
P.O. Box 2038
Sacramento, CA 95812-2038

Information can also be obtained by contacting the Statewide Registration Program Information Line at (916) 324-5869 or sending electronic mail to portable@arb.ca.gov. The fax machine number is (916) 324-5864. Alternatively, you can write to the above post office box for more information.





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