Rule library
UAD1436FatalField 21.008Sales Comparable #n

Indicate whether the sales comparable has a prior sale or transfer.

Where this rule lives in the report

Prior Sale and Transfer History
Transfer Terms
Comparable Transfer History

Report Section and Report Subsection as the GSEs define them — the black tab and grey bar you already read on the URAR.

Severity
Fatal — this blocks your UCDP submission and must be fixed before delivery.
Triggered when
@ValuationUseType = "SalesComparable" and PriorSalesOrTransfersIndicator is not provided
Data Point Name
PriorSalesOrTransfersIndicator
Unique ID
1800.0198
Report Field ID
21.008
What this field means
When true, indicates that the property has a prior sale or transfer history included within the reporting period.

Seen in the sample reports

How this field is populated in the official UAD 3.6 sample scenarios.

More rules in “Prior Sale and Transfer History”