Plan record

SITU ADU

SITU ADU is a pre reviewed detached ADU plan from SITU. The public source lists it as 280 sq ft, studio, and 1 bath. It originated in the New York, Richmond County, New York, USA program. This directory currently shows acceptance in New York, Richmond County, New York, USA. Source context comes from New York City Department of Housing Preservation and Development, last checked Sep 8, 2026. Use the linked provider, location, and source records to verify current acceptance before relying on the plan.

Pre reviewed SITU Official city source
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Source-backed summary

What public sources list

SITU ADU is a pre reviewed detached ADU plan from SITU. The public source lists it as 280 sq ft, studio, and 1 bath. It originated in the New York, Richmond County, New York, USA program. This directory currently shows acceptance in New York, Richmond County, New York, USA. Source context comes from New York City Department of Housing Preservation and Development, last checked Sep 8, 2026. Use the linked provider, location, and source records to verify current acceptance before relying on the plan.

Provider record
SITU

Details

Plan facts

Plan identifier
NYC-PAPL-1028
Provider
SITU
Accepted locations
Status
Pre reviewed
Size
280 sq ft
Bedrooms
Studio
Bathrooms
1 bath
ADU type
Detached
Construction type
Prefab
Plan fee
Not listed in source
Estimated cost
$220,000 to $280,000
Last checked
Sep 8, 2026

Plan notes

Notes

Foundation notes
Foundation and soils remain site-specific.
Utility notes
Utility availability, routing, and capacity remain site-specific.
Energy notes
Current code and site-specific energy compliance remain required.
Accessibility notes
Only features expressly described by the individual library entry should be relied upon.
Permit fee notes
Plan-library estimates exclude unresolved permit, utility, site, and professional costs.
Cost notes
Official library planning estimate; not a bid or guaranteed project cost.
Additional notes
Official NYC library submission SITU 1.1.1. The design was reviewed for general code and zoning compliance only; site-specific conditions, permitting, utilities, foundations, and professional services remain.

Source and evidence

NYC Pre-Approved Plan Library

Official city source
Publisher
New York City Department of Housing Preservation and Development
Source type
Plan catalog
Reliability
Official city/county/state government source (5/5)
Last checked
Sep 8, 2026
Accessed
Sep 8, 2026
Official source Plan page

Accepted-in locations

Accepted Locations

1 accepted location