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Field Name (Standard Name)?: ListingKey

Definition (May contain rules that must be observed)

A unique identifier for this record from the immediate source. This is a string that can include URI or other forms. Alternatively use the ListingKeyNumeric for a numeric only key field. This is the local key of the system. When records are received from other systems, a local key is commonly applied. If conveying the original keys from the source or originating systems, see SourceSystemKey and OriginatingSystemKey.

Group?: Property Resource, Listing Group

Simple Data Type?: String 

Suggested Maximum Length?: 255

Synonym(s)? SystemUniqueID, ImmediateSourceID

Field (Element) Status?: Active

BEDES?: Identifier Label = "Listing" Subaddress Type = "Key" Identifier = [value]

Certification Level?: Core

RecordID?: 100001

Page Revision Date: May 28 2016 12:00 PM 

Form: PropNoLookupResourceField


  1. 10/18/15 - IDX payload transferred to DD.
  2. 3/24/18 - Updated definition for new Listing Key Numeric and to clarify Source System Key and Originating System Key fields.
  3. 6/21/16 BOD Approval. Set to Active.