FatalField 1.021Subject

`UAD1019` — The 'Units Excluding ADUs' does not equal the number of living units delivered in the UAD XML.

Where this rule lives in the report

Subject Property

Units Excluding ADUs (%PV%)

Report Section 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: LivingUnitExcludingADUCount does not equal the number of instances of PROPERTY_UNIT_DETAIL with AccessoryDwellingUnitIndicator = "false"
Data Point Name: LivingUnitExcludingADUCount (%PV%)
Unique ID: 0100.0022
Report Field ID: 1.021
What this field means: The number of separate living units in the subject property, excluding any accessory dwelling units.

How to fix UAD1019

UAD1019 is a Fatal UAD 3.6 edit, so clear it before the appraisal report goes to UCDP.

01Open the Subject Property › Units Excluding ADUs (%PV%) area of the URAR and find Units Excluding ADUs.
02Check the condition that triggers UAD1019: LivingUnitExcludingADUCount does not equal the number of instances of PROPERTY_UNIT_DETAIL with AccessoryDwellingUnitIndicator = "false".
03Correct the missing, invalid, duplicate, or inconsistent value before submitting to UCDP.
04Use the official Single-family (SF1) sample value on this page as a reference pattern, then re-run validation.

This fix guidance is derived from the published rule message, trigger logic, report location, field definition, and official sample data available for this rule.