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Union City · Renting & eviction

Condo conversions in Union City

City rule: if a condo conversion use permit is approved, tenants get at least 120 days' notice that the tenancy will end.

Key points

  • Condo conversions: City rule: if a condo conversion use permit is approved, tenants get at least 120 days' notice that the tenancy will end.

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

What Union City's code says

Union City code What Union City's code adds
Limits on conversions
  • No conversion that would drop multifamily rentals below a 1:12 ratio of all homes in the City.
    § 17.84.030 · code text
    In no case shall a rental unit be converted to single-family ownership housing if said conversion would result in a reduction of the ratio of multifamily rental units to all residential units within the City below a ratio of 1:12.
Relocation help
  • No conversion until the developer shows comparable replacement housing exists in the Union City area.
    Applies: Applies to residents displaced directly by the conversion.
    § 17.84.030 · code text
    In no case shall multifamily rental building or buildings be converted to a community housing project unless and until it can be reasonably demonstrated that comparable replacement housing exists within the Union City area to accommodate those residents displaced as a direct result of the proposed conversion.
  • Replacement housing must cost at most 25% of household income, or the current rent, whichever is higher.
    Applies: Applies to the developer's relocation plan for displaced tenants.
    § 17.84.030 · code text
    within a price range which is equal to or less than twenty-five percent of the household income of the tenants to be displaced as a result of the conversion, or not to exceed the rent being paid for the existing rental unit to be converted, whichever is higher.
Notice to tenants
  • At least 5 days before the application is submitted.
    Applies: Written notices mailed to all tenants.
    § 17.84.350 · code text
    Written notices shall be mailed to all tenants at least five days prior to the submission of the application to the Community Development Department.
  • At least 10 days before any hearing.
    Applies: Written notices posted and mailed before a Planning Commission or City Council hearing.
    § 17.84.350 · code text
    Written notices shall be posted by the Community Development Director in a conspicuous location on the site of the proposed condominium conversion and shall be mailed by the Community Development Department first class prepaid postage to all tenants residing in the proposed condominium conversion project not less than ten days prior to any hearing by the Planning Commission or the City Council concerning the project.
  • At least 120 days' notice that the tenancy will end.
    Applies: Applies if the use permit for the conversion is approved.
    § 17.84.350 · code text
    That should the use permit for the conversion project be approved, the property owner shall give, according to all applicable laws, all tenants a minimum one hundred twenty days' notice of termination of their tenancy, together with the exclusive right of first refusal to purchase a unit;
Tenants' right to buy
  • Irrevocable right to buy at the public price or less, for 90 days after sales begin or the final report.
    § 17.84.060 · code text
    Such right shall be irrevocable for a period of ninety days after the commencement of sales or the issuance of the final public report by the California Department of Real Estate.

Who this affects

TenantsLandlordsProperty managers

Frequently asked questions

What happens to tenants when an Union City building converts to condos?

City rule: if a condo conversion use permit is approved, tenants get at least 120 days' notice that the tenancy will end.

General information, not legal advice.

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Ask GoCodebook how Union City's condo conversions rules apply to your situation and get an answer that cites the section.

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