California Title 24 Part 6 Non Residential Mechanical Acceptance Testing Registry

California Title 24, Part 6 Nonresidential Mechanical Acceptance Testing Registry
Important Notice

National ITC Corporation (NITC) has officially taken ownership of this document registration website.

Please bookmark this new URL — nitcdocreg.com. Your experience on this site should be no different than the previous site run by the ESCO Group. For additional information, contact NITC at 877-457-6482 x1206 or email docreg@nitc.com.
RSES Members, please note: The Refrigeration Service Engineers Society (RSES) did not sign the agreement letter required for the transfer of data to NITC. As a result, NITC is unable to provide RSES members access to the NITC Document Registry at this time. If you have questions, please contact Halie or Lori at the Refrigeration Service Engineers Society. Thank you.
Account registration

Find the registration path that fits your role.

Create the account you need to participate in the NITC Document Registry. Select a role below to begin the application process.

Required for project registration

Project Manager Registration

All HVAC Projects requiring Acceptance Testing must be registered by a Project Manager.

Registration allows access to the Registry as Project Manager.

Start Project Manager Registration →
Additional account types

Choose your registry role

Each registration type begins with a login and guides you through the appropriate application process.

Responsible Person Registration

The Responsible Person must be eligible under Division 3 of the Business and Professions code in the applicable classification:

Eligible classifications

  • Contractor
  • Engineer
  • Architect

Registration allows access to the Registry as Responsible Person.

Start Responsible Person Registration →

Acceptance Test Technicians

For those wanting to register as an Acceptance Test Technician, create a login to start the application process.

Start ATT Registration →

Acceptance Test Employers

For those wanting to register as an Acceptance Test Employer, create a login to start the application process.

Start ATE Registration →

Acceptance Test Companies

For those wanting to register as an Acceptance Test Company, create a login to start the application process.

Start ATC Registration →