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Imperial Beach · Building on your lot

Grading and erosion control in Imperial Beach

Imperial Beach's own rules on grading and erosion control, with the code text for every value.

Ask about grading and erosion control in Imperial Beach See coverage

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

What Imperial Beach's code says

Imperial Beach code What Imperial Beach's code adds
Erosion control plan
  • An erosion and sediment control plan is required.
    Applies: Grading permits.
    § 15.54.060 · code text
    An erosion and sediment control plan that may be provided on a plan sheet that identifies the erosion and sediment control systems for the development site.
When a grading permit is needed
  • A grading permit is needed for more than 50 cubic yards.
    Also for cuts or fills over 18 inches deep, slopes of 25% or steeper over 3 feet high, or over 1 acre graded.
    § 15.54.030 · code text
    Excavation or fill greater than 50 cubic yards,
Rainy-season limits
  • October 1 to April 30: no grading where the City Engineer finds erosion or sediment may harm downstream property.
    Applies: Unless an approved erosion control system is in place on the site.
    § 15.54.060 · code text
    No grading work shall be allowed between October 1st and the following April 30th on any site when the City Engineer determines that erosion, mudflow or sediment of silt discharge may adversely affect downstream properties, drainage courses, storm drains, streets, easements, or public or private facilities or improvements unless an approved erosion control system has been implemented on the site.

Who this affects

HomeownersContractorsDesigners

Frequently asked questions

What are the grading rules in Imperial Beach?

Imperial Beach's code: A grading permit is needed for more than 50 cubic yards. (Also for cuts or fills over 18 inches deep, slopes of 25% or steeper over 3 feet high, or over 1 acre graded.) (§ 15.54.030); An erosion and sediment control plan is required. (Grading permits.) (§ 15.54.060).

General information, not legal advice.

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Ask GoCodebook how Imperial Beach's grading and erosion control rules apply to your situation and get an answer that cites the section.

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Imperial Beach Municipal Code — full text