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Title 17 — ZONING

Chapter 17.20 — LOT LINE ADJUSTMENTS AND VOLUNTARY LOT MERGERS

Orinda Municipal Code · 2026-09 edition · updated 2026-09-29 · Orinda

Sections: * Editor's note: The title of Ch. 17.20 was amended by Ord. 02-03 § 22.

17.20.1 - Intent.

The purpose of this chapter is to establish a procedure and standards for the review and determination of a request for a certain lot line adjustments and for the merger of specified parcels and to authorize the imposition of conditions and exactions when necessary to conform the parcels resulting from the lot line adjustment or merger to existing zoning and building regulations, consistent with Government Code Section 66412(d).

(Ord. 02-03 § 22 (part): Ord. 99-5 § 2 Exh. A (part))

17.20.2 - Definitions.

In this chapter unless the context otherwise requires: "Lot line adjustment" means the adjustment of a lot line between four or fewer existing adjoining parcels where the land taken from one parcel is added to an adjoining parcel and where a greater number of parcels than originally existed is not created. "Nonconforming" or "nonconformity" refers to each parcel created as a result of a lot line adjustment and the fact that each such parcel does not meet all applicable land use regulations existing at the time the parcel is created. (Ord. 02-03 § 22 (part); Ord. 99-5 § 2 Exh. A (part))

17.20.3 - Approval required.

A. Notice and Hearing Required. A lot line adjustment may be approved by the Zoning Administrator after a noticed hearing if the proposed adjustment complies with this chapter, except that the Zoning Administrator may refer an application for a lot line adjustment to the Planning Commission if the adjustment involves more than two lots or, in the opinion of the Zoning Administrator, the public interest would be better served by Planning Commission review. If the lot line adjustment is part of a project which will require Planning Commission review, the proposed adjustment shall be reviewed by the Planning Commission. The adjustment of a lot line in violation of this chapter is declared to be a public nuisance. B. Notice and Hearing Not Required. A lot line adjustment may be approved by the Zoning Administrator without notice to anyone other than the owners of the subject lots and without a public hearing if the lot line adjustment is between two lots, one of which contains an existing residence or commercial structure and the lot line adjustment is for the sole purpose of: (1) compensating for a preexisting condition such as an encroachment of a fence or driveway onto an adjoining parcel; or (2) establishing conforming setbacks for an encroaching structure. (Ord. 99-5 § 2 Exh. A (part))

17.20.4 - Standards.

A lot line adjustment may be approved if as proposed or as modified by conditions imposed findings of fact are made to support the following standards: A. The reconfiguration is consistent with the general plan and applicable specific plan; B.

The resulting lots will conform with the city's zoning and building ordinances. (Ord. 99-5 § 2 Exh. A (part))

17.20.5 - Nonconformity.

A lot line adjustment may be approved without requiring conformity with the city's zoning and building regulations if: (1) the reconfiguration reduces the degree of nonconformity of each reconfigured parcel; or (2) does not substantially increase the degree of an existing nonconformity, so long as in either case the change will enhance neighborhood property values and contribute to the quality of development in the area. (Ord. 99-5 § 2 Exh. A (part))

17.20.6 - Conditions.

The decision maker may impose conditions or exactions, or both, to a lot line adjustment in order to conform each parcel resulting from the reconfiguration to local zoning and building ordinances and to facilitate the relocation of existing utilities, infrastructure and easements. (Ord. 99-5 § 2 Exh. A (part))

17.20.7 - Voluntary mergers.

The merger of two or more contiguous lots in common ownership may be authorized, subject to the following requirements: A. Voluntary Request. The request must be made by the property owner. B. Permit Required. The Zoning Administrator shall issue a merger permit without notice and hearing under Chapter 17.42 if findings are made that the merger meet the standards set forth in Section 17.20.4. C. Notice and Hearing. Notice and a hearing by the Zoning Administrator under Chapter 17.42 shall be provided if the proposed merger will create a lot exceeding one hundred fifty (150) percent of the size of the largest original lot being merged or if there is any other unusual factor in the proposal which, in the discretion of the Zoning Administrator, merits notice and a hearing. D. Recordation. A merger which is approved under this section shall be set forth in a deed which is recorded with the Contra Costa County Recorder's office no more than sixty (60) days after approval. A copy showing evidence of recordation shall be provided to the Zoning Administrator. (Ord. 02-03 § 22 (part))

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▸Contents — Orinda Municipal Code
Orinda Municipal Code
  1. Title 1 — GENERAL PROVISIONS
  2. Title 2 — ADMINISTRATION AND PERSONNEL
  3. Title 3 — REVENUE AND FINANCE
  4. Title 5 — BUSINESS LICENSES AND REGULATIONS
  5. Title 6 — ANIMALS
  6. Title 8 — HEALTH AND SAFETY
  7. Title 9 — PUBLIC PEACE, MORALS AND WELFARE
  8. Title 10 — VEHICLES AND TRAFFIC
  9. Title 12 — STREETS, SIDEWALKS AND PUBLIC PLACES
  10. Title 13 — PUBLIC SERVICES
  11. Title 15 — BUILDINGS AND CONSTRUCTION
  12. Title 16 — SUBDIVISIONS
  13. ▸Title 17 — ZONING
    Overview
    1. Chapter 17.1 — PURPOSE AND ORGANIZATION
    2. Chapter 17.2 — DEFINITIONS
    3. Chapter 17.3 — RESIDENTIAL DISTRICT BASE USE RESTRICTIONS
    4. Chapter 17.4 — RESIDENTIAL DISTRICT BASE DEVELOPMENT REGULATIONS
    5. Chapter 17.5 — RIDGELINE AND ENVIRONMENTAL PRESERVATION OVERLA…
    6. Chapter 17.6 — RESIDENTIAL FLOOR AREA
    7. Chapter 17.7 — RESIDENTIAL MINIMUM LOT SIZE AND HILLSIDE DEVEL…
    8. Chapter 17.8 — DOWNTOWN DISTRICTS
    9. Chapter 17.9 — PUBLIC, SEMI-PUBLIC AND UTILITY DISTRICT
    10. Chapter 17.10 — PARK AND RECREATION DISTRICT
    11. Chapter 17.11 — OPEN SPACE DISTRICT
    12. Chapter 17.12 — PLANNED DEVELOPMENT DISTRICT
    13. Chapter 17.13 — SPECIFIC PLAN DISTRICT
    14. Chapter 17.15 — DEVELOPMENT STANDARDS FOR ALL USES
    15. Chapter 17.16 — OFF-STREET PARKING AND LOADING
    16. Chapter 17.17 — LANDSCAPING
    17. Chapter 17.18 — SIGNS
    18. Chapter 17.19 — NONCONFORMING USES AND STRUCTURES
    19. Chapter 17.20 — LOT LINE ADJUSTMENTS AND VOLUNTARY LOT MERGERS
    20. Chapter 17.21 — TREE MANAGEMENT
    21. Chapter 17.22 — VIEW PRESERVATION
    22. Chapter 17.23 — SATELLITE ANTENNAS
    23. Chapter 17.24 — HERITAGE TREES
    24. Chapter 17.25 — HISTORIC LANDMARKS
    25. Chapter 17.30 — DESIGN REVIEW
    26. Chapter 17.31 — GENERAL USE PERMIT
    27. Chapter 17.32 — EXCEPTIONS
    28. Chapter 17.33 — VARIANCES
    29. Chapter 17.34 — WIRELESS COMMUNICATIONS FACILITY PERMIT
    30. Chapter 17.35 — ELEVATED DECK PERMIT
    31. Chapter 17.36 — COMMERCIAL USE PERMIT
    32. Chapter 17.37 — TEMPORARY EVENT PERMIT
    33. Chapter 17.38 — ZONING APPROVAL, DEMOLITION PERMIT, CITY ENGIN…
    34. Chapter 17.39 — NOISE CONTROL
    35. Chapter 17.40 — PLANNING AUTHORITY
    36. Chapter 17.41 — APPLICATIONS
    37. Chapter 17.42 — NOTICE, HEARING, DECISION
    38. Chapter 17.43 — APPEALS
    39. Chapter 17.44 — PERMIT USE, MODIFICATION, REVOCATION AND TERMI…
    40. Chapter 17.45 — DEVELOPMENT AGREEMENTS
    41. Chapter 17.46 — REASONABLE ACCOMMODATION
    42. Chapter 17.48 — AMENDMENTS TO ZONING MAP AND REGULATIONS
    43. Chapter 17.49 — DISCLOSURE STATEMENT REQUIREMENT
  14. Title 18 — CLEAN WATER, DRAINAGE AND RELATED RIPARIAN HABITAT …
  15. Title 19 — CODE COMPLIANCE

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