Severance Damages: Valuing Injury to the Remainder in a California Partial Taking

The statutory formula

Code of Civil Procedure § 1263.410(a) provides that where the property acquired is part of a larger parcel, compensation shall be awarded for the injury, if any, to the remainder, in addition to the compensation awarded for the part taken. Subdivision (b) states the arithmetic: compensation for injury to the remainder is the amount of the damage to the remainder reduced by the amount of the benefit to the remainder. If the benefit equals or exceeds the damage, no compensation is awarded under this article, meaning all of Article 5, §§ 1263.410 through 1263.450, not merely the one section.

The statute then does something people miss. Where the benefit exceeds the damage, § 1263.410(b) directs that the excess be deducted from the compensation provided in § 1263.510 (loss of business goodwill), but expressly provides that it 'shall not be deducted from the compensation required to be awarded for the property taken or from the other compensation required by this chapter.' So project benefits can zero out severance damages and then reach into a goodwill claim, but the land and improvements actually acquired are always paid for, as is the other compensation the chapter requires. Any argument that enhancement of the remainder should offset the value of the part taken is contrary to the statutory text.

The larger parcel is the threshold question, and the court decides it

Severance damages exist only if there is a remainder of a larger parcel. If the land from which the taking occurs is not part of a larger parcel that includes the allegedly damaged property, there are no severance damages at all. This is decided by the court as a question of law, not by the jury and not by the appraisers (City of San Diego v. Neumann (1993) 6 Cal.4th 738; Oakland v. Pacific Coast Lumber etc. Co. (1915) 171 Cal. 392, 397-398). Appraisers still argue about it, because the answer sets the entire scope of the assignment, but counsel frames it for the court.

California applies three traditional requirements: unity of title, contiguity of the parcels, and unity of use (Neumann, supra, 6 Cal.4th 738). Contiguity has been applied with some flexibility but remains, in the Supreme Court's phrase, 'ordinarily essential.' Lack of contiguity defeated severance damages in Oakland v. Pacific Coast Lumber (mill property separated from the lumberyard by several blocks) and in People v. Ocean Shore R.R. (1948) 32 Cal.2d 406, 423. Owners should not assume that physically separated holdings can be aggregated merely because they are operationally integrated.

Neumann is the case that opens the door on unity of use. It holds that separate but contiguous legal parcels in common ownership, currently devoted to diverse uses, may be aggregated into one larger parcel when the owner establishes a reasonable probability that all of the contiguous commonly owned lots will be available for development or use as an integrated economic unit in the reasonably foreseeable future. That converts the larger- parcel question into an evidentiary problem about zoning, entitlement, physical configuration, market absorption, and actual operations, not a question answered by assessor's parcel lines.

What counts as damage to the remainder

Section 1263.420 defines damage to the remainder as the damage caused by either or both of: (a) the severance of the remainder from the part taken; and (b) the construction and use of the project for which the property is taken in the manner proposed by the plaintiff, whether or not the damage is caused by a portion of the project located on the part taken.

That final clause matters. Damage compensable under § 1263.420(b) can be caused by project features located entirely off the owner's property, so an argument that only improvements sited on the acquired strip may be considered misreads the statute. But breadth of causation is not the same as compensability of the underlying interest: California recognizes some damage theories and rejects others regardless of what the market data shows. The recurring categories:

• Substantial impairment of the right of access to abutting streets, closed or relocated driveways, loss of direct access to the through traffic on the abutting street, or elimination of the only practical ingress and egress. The abutting owner's right of direct access is a property right (People v. Ricciardi (1943) 23 Cal.2d 390), but whether a given interference amounts to a substantial impairment is determined by the court as a matter of law; only the extent of the impairment goes to the jury (Ricciardi, supra; Breidert v. Southern Pacific Co. (1964) 61 Cal.2d 659).
• Traffic-control changes are usually not compensable. Median divider strips, traffic islands, one-way designations, and the added circuity of travel they cause are ordinarily valid exercises of the police power for which no compensation is due, so long as direct access to through traffic on the abutting street is not adversely affected (People v. Ayon (1960) 54 Cal.2d 217). An owner also has no property right in any particular flow of traffic (Ricciardi, supra).
• Loss of parking, loading area, or on-site circulation that puts the remainder below its zoning requirement or below what its use operationally needs.
• Loss of frontage land itself and the resulting reconfiguration of the remainder's usable area, depth, or buildable envelope. Visibility is a different matter: there is no freestanding 'right to be seen' from a public way in California, and government action whose only injurious effect is reduced visibility is not compensable (Regency Outdoor Advertising, Inc. v. City of Los Angeles (2006) 39 Cal.4th 507). Where a partial physical taking or a substantial access impairment is independently established, however, diminished visibility of the remainder may be taken into account in measuring the damage to it (Regency Outdoor, supra, describing Ricciardi).
• A remainder left in such size, shape, or condition as to be of little market value is a 'remnant' under § 1240.410, which the agency may elect to acquire outright unless the owner proves the agency has a reasonable, practicable, and economically sound means of preventing the remnant from occurring. Short of that, a remainder that no longer supports its pre- taking highest and best use is valued in the after condition at whatever use it can still support.
• Grade separations, retaining walls, sound walls, and elevated structures adjacent to the remainder.
• Drainage, utility relocation, and changes to the remainder's development pad or site work.
• Interference with the remainder during the term of a temporary construction easement.

How the damage is measured, and against what base

Section 1263.440(b) fixes the base: the value of the remainder on the date of valuation, excluding prior changes in value as prescribed in § 1263.330, serves as the base from which the amount of any damage and any benefit to the remainder is determined. Section 1263.330 excludes increases or decreases in value attributable to the project, to the eminent domain proceeding, or to the plaintiff's preliminary actions relating to the taking. Project- attributable movement in value is therefore stripped out before the calculation begins. Subdivision (a) requires that the amount of damage and benefit reflect any delay in the time when they will actually be realized. A damage that does not land until a project phase five years out is not worth the same as one that lands on completion.

The defensible way to develop the number is to value the larger parcel in the before condition and the remainder in the after condition, and separately to itemize each element of damage with a supported quantification. Those two paths have to reconcile. Where they do not, the reason should be identifiable, typically a cure, a change in highest and best use, or a benefit. A before-and-after difference that cannot be decomposed into identified, individually supportable elements does not survive cross-examination.

Benefits, and why the agency will argue you came out ahead

Section 1263.430 defines benefit to the remainder as the benefit caused by the construction and use of the project in the manner proposed by the plaintiff, again whether or not caused by a portion of the project located on the part taken.

Los Angeles County Metropolitan Transportation Authority v. Continental Development Corp. (1997) 16 Cal.4th 694 is the controlling authority, and it changed California law in the agency's favor. The Supreme Court overruled Beveridge v. Lewis (1902) 137 Cal. 619 to the extent Beveridge held that only 'special' benefits may be offset against severance damages. Its holding: 'in determining a landowner's entitlement to severance damages, the fact finder henceforth shall consider competent evidence relevant to any conditions caused by the project that affect the remainder property's fair market value, insofar as such evidence is neither conjectural nor speculative.' The old special-versus-general benefit label no longer decides the question, and a benefit is not disqualified merely because neighboring properties enjoy it too. That is why agencies in transit, interchange, and streetscape projects routinely put on evidence that the remainder is worth more after the take than before.

The limit Continental Development left standing is evidentiary, and it is the whole ballgame. A claimed benefit resting on projected ridership, on entitlements the owner does not hold, or on a market response that comparable completed projects have not actually produced is conjectural or speculative and does not qualify. The court also emphasized parity of treatment: benefits and severance damages are to be measured evenhandedly. Applied practically, and this is the application rather than the court's words, that cuts against an agency demanding rigorous proof of the owner's damage while resting its own benefit estimate on generalised studies of other localities.

Cost to cure and the project-as-proposed rule

Section 1263.450 provides that compensation for injury to the remainder shall be based on the project as proposed, and that any features of the project which mitigate the damage or provide benefit to the remainder, including but not limited to easements, crossings, underpasses, access roads, fencing, drainage facilities, and cattle guards, shall be taken into account in determining that compensation. Read it precisely: the section directs that proposed mitigation be taken into account in the valuation. It does not itself obligate the agency to build anything or make its representations enforceable. If an appraisal values the remainder as though a replacement access road exists, counsel should confirm that the commitment is captured in the resolution of necessity, the plans, or a stipulation, not merely in the agency's appraisal narrative.

A cost to cure is creditable only where the cure is physically possible and legally permissible, is actually within the agency's committed scope or the owner's power to implement, and costs less than the damage it eliminates. A cure that costs more than the damage is not a cure, and the owner is entitled to the damage. Each proposed cure should be tested against those conditions and priced from contractor or engineering data rather than from a percentage allowance.

Appraisal of severance damages in California

Kevin O'Brien, MAI, SRA, is a California Certified General Real Estate Appraiser, certificate #3005065, issued by the California Bureau of Real Estate Appraisers, and is listed on the ASC National Registry. Appraiser credentialing is state-specific; assignments are accepted on California property only.

Kevin founded KO Appraisal in 2023. He was previously a Senior Real Estate Appraiser at JP Morgan Chase and an independent fee appraiser at MVT Appraisal. Prior work has included condemnation, estates, financing, and due diligence support for accountants, investment firms, law firms, lenders, and private and public agencies. Property types valued include neighborhood and community shopping centers, apartment complexes, single- and multi-tenanted industrial buildings, low- to high-rise office buildings, mixed-use facilities, and vacant land. Deposition and expert witness testimony are offered. Standard turnaround is one to three weeks.

Commercial and condemnation inquiries: (619) 704-7070, [email protected]. Residential: 760-685-8036, [email protected]. Office: 600 W Broadway, San Diego, CA 92101.

Common questions

Sources

Every statutory and regulatory claim on this page traces to one of the following. Where a source could not be confirmed, the claim was removed rather than softened.

1. Cal. Code Civ. Proc. § 1263.410: compensation for injury to the remainder equals damage minus benefit; if the benefit equals or exceeds the damage, no compensation is awarded under this article; excess benefit is deducted from § 1263.510 goodwill compensation but not from the compensation required for the property taken or from the other compensation required by the chapter.
2. Cal. Code Civ. Proc. § 1263.420: damage to the remainder is damage caused by the severance of the remainder from the part taken and/or by the construction and use of the project in the manner proposed, whether or not caused by a portion of the project located on the part taken.
3. Cal. Code Civ. Proc. § 1263.430: benefit to the remainder is benefit caused by the construction and use of the project in the manner proposed, whether or not caused by a portion of the project located on the part taken.
4. Cal. Code Civ. Proc. § 1263.440: damage and benefit must reflect any delay in the time when they will actually be realized; the value of the remainder on the date of valuation, excluding prior changes in value under § 1263.330, is the base from which damage and benefit are determined.
5. Cal. Code Civ. Proc. § 1263.450: compensation for injury to the remainder is based on the project as proposed; project features that mitigate damage or provide benefit to the remainder, including but not limited to easements, crossings, underpasses, access roads, fencing, drainage facilities, and cattle guards, shall be taken into account.
6. Cal. Code Civ. Proc. § 1263.330: fair market value excludes any increase or decrease in value attributable to the project, to the eminent domain proceeding, or to the plaintiff's preliminary actions relating to the taking.
7. Cal. Code Civ. Proc. § 1263.510: the owner of a business conducted on the property taken, or on the remainder, is compensated for loss of goodwill upon proof of causation, that the loss cannot reasonably be prevented, and that it is not duplicated in other compensation.
8. Cal. Code Civ. Proc. §§ 1263.310 and 1263.320. Compensation shall be awarded for the property taken, measured by fair market value as defined in § 1263.320.
9. Cal. Code Civ. Proc. § 1240.410: a 'remnant' is a remainder left in such size, shape, or condition as to be of little market value; the agency may condemn it, unless the owner proves the agency has a reasonable, practicable, and economically sound means to prevent the property from becoming a remnant.
10. Los Angeles County Metropolitan Transportation Authority v. Continental Development Corp. (1997) 16 Cal.4th 694. Overrules Beveridge v. Lewis (1902) 137 Cal. 619 to the extent it permitted offset of 'special' benefits only; the fact finder shall consider competent evidence relevant to any conditions caused by the project that affect the remainder's fair market value, insofar as such evidence is neither conjectural nor speculative.
11. City of San Diego v. Neumann (1993) 6 Cal.4th 738. The larger parcel is a question of law for the court; unity of title, contiguity, and unity of use; separate but contiguous commonly owned lots in diverse present uses may be aggregated on a showing of a reasonable probability that they will be available for development or use as an integrated economic unit in the reasonably foreseeable future.
12. People v. Ricciardi (1943) 23 Cal.2d 390. The abutting owner's right of direct access to the highway is a property right; whether there has been a substantial impairment is for the trial court rather than the jury, while the extent of the impairment is for the jury; the owner has no property right in any particular flow of traffic.
13. Breidert v. Southern Pacific Co. (1964) 61 Cal.2d 659, compensation requires a showing of substantial impairment of the right of access to the general system of public streets; substantial impairment is determined as a matter of law, its extent as a matter of fact.
14. People v. Ayon (1960) 54 Cal.2d 217. Reasonable traffic regulation under the police power, including permanent dividing strips, traffic islands, and one-way designations that create circuity of travel, is not compensable where direct access to through traffic on the abutting street is not adversely affected.
15. Regency Outdoor Advertising, Inc. v. City of Los Angeles (2006) 39 Cal.4th 507. There is no freestanding 'right to be seen' from a public way; impaired visibility alone is not a taking or damaging of property, though once a physical taking or an infringement of access is established, diminished visibility may be taken into account in determining damages.
16. Klopping v. City of Whittier (1972) 8 Cal.3d 39. A condemnee must be given an opportunity to demonstrate that the public authority acted improperly by unreasonably delaying eminent domain action following an announcement of intent to condemn, or by other unreasonable precondemnation conduct, and that the property thereby suffered a diminution in market value.
17. Cal. Const., art. I, § 19: private property may be taken or damaged for public use only when just compensation, ascertained by a jury unless waived, has first been paid to, or into court for, the owner.
18. Uniform Standards of Professional Appraisal Practice, STANDARD 1 (development of a real property appraisal) and STANDARD 2 (reporting of a real property appraisal).

Related reading

• How to value a commercial property
• What is highest and best use?
• What is USPAP?