Help center

Quick guides for dealers and the public using the NADDC Dealership Management System. For official policies, see Terms and Privacy notice.

PDF downloads in the portal are for certificates and official documents only. For technical or operational references, contact your NADDC platform administrator.

• Getting started

  Create your account, sign in, and understand dealer onboarding.

• Account and verification

  One-time codes (SMS and email), password reset, and keeping your account safe.

• Dealer workflows

  Applications, NADBOS (Bill of Sale), and what to expect after approval.

• FAQ

  Common questions about using the portal.