Valuation

Required fields

identityTypeentityIdvaluedAmountvaluationDate

Fields

Field	Type	Description
auctionData	object	Auction house estimate and result data
comparables	array[Comparable]	Comparable items found on marketplaces — used to support the valuation. Agent-generated comparables should include matchScore for quantitative filtering and will accumulate humanVerdict feedback over time
confidence	enum	Confidence level in this valuation high: strong evidential basis — professional valuation, multiple close comparables, or agreed with tax authority. medium: reasonable basis but some uncertainty — fewer comparables, older data, or owner estimate with domain knowledge. low: limited evidence — rough estimate, weak comparables, or unfamiliar category. unknown: confidence has not been assessed.
entityId	string	Reference to the entity being valued — an Asset.id, Property.id, or AssetCollection.id
entityType	enum	The type of entity being valued asset: a valuation of a single Asset. property: a valuation of a Property. asset_collection: a valuation of an AssetCollection as a whole (which may differ from the sum of individual asset valuations).
fieldProvenance	array[Field provenance]	Per-field provenance records — how each field's value was obtained
id	string	Unique identifier for this valuation within the INHERIT document
method	enum	The valuation methodology used comparable_sales: based on recent sales of similar items — the most common method for personal property and real estate. replacement_cost: cost to replace the item with an equivalent — common for insurance valuations. income_approach: value based on income the asset generates (rental yield, dividend income) — common for investment properties and business interests. market_listing: value derived from current market listings for similar items. insurance_schedule: value stated on an existing insurance schedule or policy. ai_analysis: automated valuation using AI, machine learning, or algorithmic models. expert_opinion: professional judgement by a qualified expert without formal methodology. other: any other valuation method.
notes	string	Free-text notes about this valuation — methodology details, caveats, market conditions, or disagreements with other valuations
provenance	Provenance	Consolidated provenance metadata — how this entity was created, by whom, and whether a human has verified it
provider	string	Who performed the valuation — the name of the person, firm, or service
providerType	enum	The type of person or organisation that provided the valuation owner: the asset owner's own estimate. professional_valuer: a qualified valuer (RICS, ASA, IVSC-accredited). auction_house: valuation by an auction house (Bonhams, Christie's, Sotheby's). dealer: valuation by a specialist dealer. insurance_assessor: valuation for insurance purposes. tax_authority: valuation agreed with or imposed by a tax authority (HMRC, IRS). ai_estimate: automated valuation by an AI or algorithmic model. other: any other type of valuer.
validUntil	[string null]	The date until which this valuation is considered valid. Common for insurance valuations which require annual renewal. After this date, the valuation may need to be refreshed
valuationDate	string	Date the valuation was performed or assessed
valuationPurpose	enum	The purpose for which this valuation was obtained current_estimate: a current market value estimate for planning purposes. date_of_death: valuation as at the date of death — required for IHT and estate tax. insurance: valuation for insurance cover (often replacement cost, which may exceed market value). official: valuation agreed with or imposed by an official body. tax_return: valuation for inclusion on a tax return. dealer_offer: a valuation implicit in a dealer's offer to purchase. ai_estimate: an automated estimate for initial triage and planning. pre_sale: valuation in anticipation of sale. probate: valuation submitted for and accepted by the probate court.
valuedAmount	Money	The valuation amount, in minor currency units
valuerRegistration	object	The professional body registration of the valuer. A valuation from a RICS-registered surveyor or ASA-accredited appraiser carries significantly more weight with tax authorities and probate courts Common professional bodies: RICS (Royal Institution of Chartered Surveyors, UK/global), ASA (American Society of Appraisers, US), IVSC (International Valuation Standards Council), AAA (Association of Accredited Appraisers), ISA (International Society of Appraisers).

high

medium

low

unknown

high: strong evidential basis — professional valuation, multiple close comparables, or agreed with tax authority. medium: reasonable basis but some uncertainty — fewer comparables, older data, or owner estimate with domain knowledge. low: limited evidence — rough estimate, weak comparables, or unfamiliar category. unknown: confidence has not been assessed.

asset

property

asset_collection

asset: a valuation of a single Asset. property: a valuation of a Property. asset_collection: a valuation of an AssetCollection as a whole (which may differ from the sum of individual asset valuations).

comparable_sales

replacement_cost

income_approach

market_listing

insurance_schedule

ai_analysis

expert_opinion

other

comparable_sales: based on recent sales of similar items — the most common method for personal property and real estate. replacement_cost: cost to replace the item with an equivalent — common for insurance valuations. income_approach: value based on income the asset generates (rental yield, dividend income) — common for investment properties and business interests. market_listing: value derived from current market listings for similar items. insurance_schedule: value stated on an existing insurance schedule or policy. ai_analysis: automated valuation using AI, machine learning, or algorithmic models. expert_opinion: professional judgement by a qualified expert without formal methodology. other: any other valuation method.

owner

professional_valuer

auction_house

dealer

insurance_assessor

tax_authority

ai_estimate

other

owner: the asset owner's own estimate. professional_valuer: a qualified valuer (RICS, ASA, IVSC-accredited). auction_house: valuation by an auction house (Bonhams, Christie's, Sotheby's). dealer: valuation by a specialist dealer. insurance_assessor: valuation for insurance purposes. tax_authority: valuation agreed with or imposed by a tax authority (HMRC, IRS). ai_estimate: automated valuation by an AI or algorithmic model. other: any other type of valuer.

current_estimate

date_of_death

insurance

official

tax_return

dealer_offer

ai_estimate

pre_sale

probate

current_estimate: a current market value estimate for planning purposes. date_of_death: valuation as at the date of death — required for IHT and estate tax. insurance: valuation for insurance cover (often replacement cost, which may exceed market value). official: valuation agreed with or imposed by an official body. tax_return: valuation for inclusion on a tax return. dealer_offer: a valuation implicit in a dealer's offer to purchase. ai_estimate: an automated estimate for initial triage and planning. pre_sale: valuation in anticipation of sale. probate: valuation submitted for and accepted by the probate court.