Diamond Bar, CA · Los Angeles County
Grading Permit Application
Property owners and applicants use this application to request a grading permit and provide project, site, and contact details to Diamond Bar.
What this form is
This application requests a grading permit for work on private property in Diamond Bar. It asks for project and site details, owner, applicant, and design engineer contact information, and cubic yards handled. The accompanying plan-check requirements list plans, reports, calculations, and fees that may be part of a submittal; the city says a permit is required before work begins.
Who needs it
Owners or applicants seeking a grading permit for work on private property in Diamond Bar need this application.
How to submit it
The form names the Public Works / Engineering Department at 21810 Copley Drive, Diamond Bar, California 91765. Plan-check fees are determined by the city.
About notarization
This application is signed and dated without a notary; its listed plans and reports are submittal materials, and the document does not say they must be notarized.
How to submit this form
- 1
Download The Application
Download the grading permit application PDF.
- 2
Complete The Application
Provide the project and site details, contact information, and cubic yards handled requested on the form.
- 3
Gather Submittal Materials
Review the plan-check requirements for plans, reports, calculations, and other applicable materials.
- 4
Submit To The City
Submit the application and submittal materials to Public Works / Engineering at the address shown on the form.
Frequently asked questions
- What does the grading permit application ask for?
- It asks for project and site information, contact details for the owner, applicant, and design engineer, and cubic yards handled.
- Do I need a notary for the grading permit application?
- No. The application calls for a signature and date, not notarization. The listed plans and reports are submittal materials; the document does not say they must be notarized.
- How do I submit the grading permit application?
- The form lists Public Works / Engineering at 21810 Copley Drive, Diamond Bar, California 91765. It does not give a separate submission method.