FatalField 10.007Subject

`UAD1484` — Provide the 'Finished Below Grade (Nonstandard)' Area, even if the value is 0.

Where this rule lives in the report

Unit Interior

Finished Below Grade (Nonstandard)

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: ImprovementType = "Dwelling" or (ImprovementType = "Outbuilding" and OutbuildingRealPropertyIndicator = "true" and AccessoryDwellingUnitIndicator = "true"), and UnitNonStandardBelowGradeFinishedAreaMeasure is not provided in a given instance of PROPERTY_UNIT_AREA
Data Point Name: UnitNonStandardBelowGradeFinishedAreaMeasure
Unique ID: 1800.0398
Report Field ID: 10.007
What this field means: A measurement that specifies the total finished area below grade that cannot be considered as living area per the applicable standard and/or policy. The applicable unit of measurement is specified by the Area Unit Of Measure Type.

How to fix UAD1484

UAD1484 is a Fatal UAD 3.6 edit, so clear it before the appraisal report goes to UCDP.

01Open the Unit Interior › Finished Below Grade (Nonstandard) area of the URAR and find Finished Below Grade (Nonstandard).
02Check the condition that triggers UAD1484: ImprovementType = "Dwelling" or (ImprovementType = "Outbuilding" and OutbuildingRealPropertyIndicator = "true" and AccessoryDwellingUnitIndicator = "true"), and UnitNonStandardBelowGradeFinishedAreaMeasure is not provided in a given instance of PROPERTY_UNIT_AREA.
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.