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Diamond Bar · Building on your lot

Tree removal in Diamond Bar

Diamond Bar's own rules on tree removal, with the code text for every value.

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Each rule below links to the section of the Diamond Bar Municipal Code it was read from, with the code text one click away (checked October 2026). General information, not legal advice.

What Diamond Bar's code says

Diamond Bar code What Diamond Bar's code adds
Exemptions
  • The director may waive a separate tree removal permit.
    Applies: Applies when removing or relocating a protected tree is proposed with another discretionary permit application.
    § 22.38.070 · code text
    the director may waive the requirement of a separate tree removal permit
Permit to remove
  • Yes, a permit is required.
    Applies: Applies to removing or pruning a protected tree.
    § 22.38.080 · code text
    Applications for a tree removal permit or a tree pruning permit shall be filed with the department.
Protected trees
  • Native oak, walnut, sycamore and willow trees with a trunk diameter at breast height of 8 inches or more.
    § 22.38.030 · code text
    Native Oak, walnut, sycamore and willow trees with a diameter at breast height (DBH) of eight inches or greater;
  • Trees the city council designates as historically significant or valuable.
    § 22.38.030 · code text
    Trees of significant historical or value as designated by the council;
  • Any tree that must be kept or relocated as a condition of a discretionary permit.
    § 22.38.030 · code text
    Any tree required to be preserved or relocated as a condition of approval for a discretionary permit;
  • Any tree that must be planted as a condition of a discretionary permit.
    § 22.38.030 · code text
    Any tree required to be planted as a condition of approval for a discretionary permit;
  • A stand of trees where each tree depends on the others to survive.
    § 22.38.030 · code text
    A stand of trees, the nature of which makes each tree dependent upon the others for survival.
Replacement trees
  • Trees destroyed or badly damaged during construction must be replaced before final inspection.
    Applies: Applies to trees destroyed or receiving major damage during construction.
    § 22.38.140 · code text
    Trees that have been destroyed or that have received major damage during construction shall be replaced prior to final inspection.

Who this affects

HomeownersContractorsDesigners

Frequently asked questions

Do I need a permit to remove a tree in Diamond Bar?

Diamond Bar's code: Yes, a permit is required. (Applies to removing or pruning a protected tree.) (§ 22.38.080); Native oak, walnut, sycamore and willow trees with a trunk diameter at breast height of 8 inches or more. (§ 22.38.030).

General information, not legal advice.

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Ask GoCodebook how Diamond Bar's tree removal rules apply to your situation and get an answer that cites the section.

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Diamond Bar Municipal Code — full text