Rule library
UAD1164FatalField 10.011Subject

Indicate whether the living unit is an ADU.

Where this rule lives in the report

Unit Interior
ADU

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
AccessoryDwellingUnitIndicator is not provided in a given instance of PROPERTY_UNIT_DETAIL when STRUCTURE_DETAIL/LivingUnitCount > 0
Data Point Name
AccessoryDwellingUnitIndicator
Unique ID
0700.0089
Report Field ID
10.011
What this field means
When true, indicates that the unit is an accessory dwelling unit (e.g. mother-in-law suite, secondary dwelling unit, carriage house, etc.).

Seen in the sample reports

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

More rules in “Unit Interior”