Locations of Work

ArchitectureStructuralElectricalMechanicalEquipmentGeneral

Names shown beside floors are taken automatically from the text of filed documents and may be incomplete or wrong.

Permit Issued — active, not yet Signed-off

RoofYs Developers LLCUnder Construction1p · 1 filing · 18 docs

BulkheadYs Developers LLCUnder Construction2p · 1 filing · 18 docs

Floor 1Ys Developers LLCUnder Construction53p · 2 filings · 20 docs

CellarYs Developers LLCUnder Construction1p · 1 filing · 18 docs

Site & exteriorTemporary pipe scaffold installationUnder Construction7p · 1 filing · 2 docs

Filed — no permit issuedYs Developers LLC22p · 1 filing · 7 docs

▾Owner History (Filing Record)

Companies and organizations named on filings. Individual owners are not shown.

Owner	Filings	Most Recent
RXR Realty	7	03/21/2026
YS Developers	4	10/10/2026
9-47 Hall St Owners	1	03/21/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
McHenery Testing Lab	2	09/21/2026
Hamish Whitefield Architects	1	08/24/2026
Adroit Engineering	3	08/13/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
New American Construction	Scaffold	2	09/22/2026
Foster Electrical Service	Electrical	1	03/21/2026
Yatziv	Scaffold	1	10/10/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
Adroit Engineering	8885	2	08/13/2026

Building Lifecycle

All (47)Filed (6)Permit Issued (3)Violation (3)Objection (5)Special Inspection (30)

10/09/2026

Permit issued — Protection and Mechanical Methods

B01392160-S1-PMM

09/28/2026

Objection raised — Other

09/28/2026

Objection resolved — Resolved

09/24/2026

Objection raised — Admin

09/21/2026

Filed — Alteration

PROPOSED INSTALLATION OF HEAVY DUTY SIDEWALK SHED AS PER PLANS. LIVE LOAD 300 LBS PER SQUARE FEET. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE. NO CHANGE IN USE, OCCUPANCY, OR EGRESS UNDER THIS APPLICATION.

B01459475-I1

09/21/2026

Filed — Alteration

PROPOSED INSTALLATION OF TEMPORARY PIPE SCAFFOLD AS PER PLANS. WORK SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE. NO CHANGE IN USE, OCCUPANCY, OR EGRESS UNDER THIS APPLICATION.

B01460182-I1

09/21/2026

Permit issued — Sidewalk Shed

B01459475-I1-SH

09/21/2026

Permit issued — Supported Scaffold

B01460182-I1-SF

08/24/2026

Filed — New Building

Proposed thirteen (13) story mixed-use building.

B01447839-I1

08/24/2026

Special inspection requirement — Fenestration and door U-factor and product ratings

08/24/2026

Special inspection requirement — Fenestration areas

08/24/2026

Special inspection requirement — Vestibules

08/24/2026

Special inspection requirement — Electrical motors and elevators

08/24/2026

Special inspection requirement — Maintenance information

08/24/2026

Special inspection requirement — Duct leakage testing, insulation and design

08/24/2026

Special inspection requirement — HVAC-R and service water heating equipment

08/24/2026

Special inspection requirement — HVAC-R and service water heating system controls

08/24/2026

Special inspection requirement — Exterior lighting power

08/24/2026

Special inspection requirement — Air barrier - visual inspection

08/24/2026

Special inspection requirement — HVAC-R and service water piping design and insulation

08/24/2026

Special inspection requirement — Interior lighting power

08/24/2026

Special inspection requirement — Insulation placement and R values

08/24/2026

Special inspection requirement — Metering

08/24/2026

Special inspection requirement — Fenestration air leakage

08/24/2026

Special inspection requirement — Protection of exposed foundation insulation

08/24/2026

Special inspection requirement — Air barrier continuity plan testing

08/24/2026

Special inspection requirement — Lighting controls

08/20/2026

Special inspection requirement — Fire-Resistant Penetrations and Joints

08/20/2026

Special inspection requirement — Luminous Exit Path Markings

08/20/2026

Special inspection requirement — Post-installed Anchors

08/20/2026

Special inspection requirement — Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation

08/20/2026

Special inspection requirement — Energy Code Compliance Inspections

08/20/2026

Special inspection requirement — Fire-Resistance Rated Construction

08/13/2026

Filed — Full Demolition

Full demolition of a three (3) story building with basement.

B01392160-P1

08/11/2026

Special inspection requirement — Construction Operations Influencing Adjacent Structures

DUY HOANG

08/11/2026

Special inspection requirement — Demolition

DUY HOANG

08/11/2026

Special inspection requirement — Structural Stability – Alterations of existing Buildings

DUY HOANG

07/01/2026

Filed — Full Demolition

Full demolition of a three (3) story building with basement.

B01392160-S1

06/29/2026

Objection resolved — Resolved

06/04/2026

Objection raised — Admin

05/13/2026

Filed — Full Demolition

Full demolition of a three (3) story building with basement.

B01392160-I1

05/08/2026

Special inspection requirement — Construction Operations Influencing Adjacent Structures

DUY HOANG

05/08/2026

Special inspection requirement — Demolition

DUY HOANG

05/08/2026

Special inspection requirement — Structural Stability – Alterations of existing Buildings

DUY HOANG

03/03/2025

Violation issued (FDNY_ORDER, closed)

03/03/2025

Violation issued (FDNY_NOV, closed)

06/11/2024

Violation issued (FDNY_ORDER, closed)

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Protection and Mechanical Methods	Permit Issued	Yatziv	10/09/2026
DOB NOW	Sidewalk Shed	Permit Issued	New American Construction	09/21/2026
DOB NOW	Supported Scaffold	Permit Issued	New American Construction	09/21/2026
BIS	OT	ISSUED	Top City Contracting	04/04/2021
BIS	SD	ISSUED	Pace Plumbing	10/03/2019
BIS	OT	ISSUED	Top City Contracting	08/01/2019
BIS	OT	ISSUED	Top City Contracting	04/26/2019
BIS	SD	ISSUED	Pace Plumbing	11/15/2018
BIS	SD	ISSUED	Pace Plumbing	03/07/2018
BIS	OT	ISSUED	Top City Contracting	08/07/2017
BIS	OT	ISSUED	Top City Contracting	03/29/2017
BIS	OT	ISSUED	Top City Contracting	10/18/2016
BIS	BL	ISSUED	Metropolitan Plumbing and Heating	06/24/1993
BIS	PL	ISSUED	Metropolitan Plumbing and Heating	06/23/1993

1 project · most recent 09/15/2026

Filed	Status	Contractor	Scope
09/15/2026	Permit Issued	Richard Neu	—

▾Special Inspection Requirements (DOB NOW) — 30

Date	Requirement	Inspector	Role
08/24/2026	Fenestration and door U-factor and product ratings	—	energy_progress
08/24/2026	Fenestration areas	—	energy_progress
08/24/2026	Vestibules	—	energy_progress
08/24/2026	Electrical motors and elevators	—	energy_progress
08/24/2026	Maintenance information	—	energy_progress
08/24/2026	Duct leakage testing, insulation and design	—	energy_progress
08/24/2026	HVAC-R and service water heating equipment	—	energy_progress
08/24/2026	HVAC-R and service water heating system controls	—	energy_progress
08/24/2026	Exterior lighting power	—	energy_progress
08/24/2026	Air barrier - visual inspection	—	energy_progress
08/24/2026	HVAC-R and service water piping design and insulation	—	energy_progress
08/24/2026	Interior lighting power	—	energy_progress
08/24/2026	Insulation placement and R values	—	energy_progress
08/24/2026	Metering	—	energy_progress
08/24/2026	Fenestration air leakage	—	energy_progress
08/24/2026	Protection of exposed foundation insulation	—	energy_progress
08/24/2026	Air barrier continuity plan testing	—	energy_progress
08/24/2026	Lighting controls	—	energy_progress
08/20/2026	Fire-Resistant Penetrations and Joints	—	special
08/20/2026	Luminous Exit Path Markings	—	special
08/20/2026	Post-installed Anchors	—	special
08/20/2026	Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation	—	special
08/20/2026	Energy Code Compliance Inspections	—	progress
08/20/2026	Fire-Resistance Rated Construction	—	progress
08/11/2026	Construction Operations Influencing Adjacent Structures	DUY HOANG	special

Latest 25 of 30.

▾Documents — 69 on file (BIS + DOB NOW)

▸Plans & Drawings6

▸DOB NOWPlans/Sketch6

10/04/2026B01459475-I1Request digital key ↗

10/04/2026B01460182-I1Request digital key ↗

08/25/2026B01447839-I1Request digital key ↗

Showing 3 of 6 on file for this type

▸Applications & Permits14

▸BISWORK PERMIT APPLICATION6

08/02/2019321382810Open ↗

04/29/2019321382810Open ↗

03/12/2018321440160Open ↗

Showing 3 of 6 on file for this type

▸BISPLAN / WORK APPROVAL APPLICATION6

03/25/2021321440160Open ↗

12/31/2020321382810Open ↗

12/03/2018321440160Open ↗

Showing 3 of 6 on file for this type

▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION2

11/26/2018321440160Open ↗

▸Zoning, Tax Lot & Property Records1

▸DOB NOWZD1: DOB Zoning Diagram1

08/25/2026B01447839-I1Open ↗

▸Seals & Professional Certifications24

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION6

12/22/2017321440160Open ↗

12/14/2017321440160Open ↗

12/07/2017321440160Open ↗

Showing 3 of 6 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature6

09/23/2026B01459475-I1Open ↗

09/23/2026B01460182-I1Open ↗

08/25/2026B01447839-I1Open ↗

Showing 3 of 6 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature6

09/01/2026B01392160-I1Open ↗

Showing 3 of 6 on file for this type

▸BISPROFESSIONAL CERTIFIED CHECKLIST3

01/31/2017321482882Open ↗

10/26/2016321440160Open ↗

10/18/2016321382810Open ↗

▸BISPROFESSIONAL CERTIFICATION STATEMENT2

10/26/2016321440160Open ↗

10/18/2016321382810Open ↗

▸BISProfessional and Owner Certification (POC3)1

01/31/2017321482882Open ↗

▸Trade Schedules & Equipment2

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE2

12/03/2018321440160Open ↗

10/26/2016321440160Open ↗

▸Safety & Tenant Protection1

▸DOB NOWStreet Tree Checklist1

08/25/2026B01447839-I1Open ↗

▸Environmental & Asbestos5

▸BISASBESTOS: CERTIFICATION (DEP ACP5)3

02/03/2017321482882Open ↗

10/26/2016321440160Open ↗

10/18/2016321382810Open ↗

▸DOB NOWDEP ACP-5: Asbestos Assessment Report2

08/17/2026B01392160-P1Open ↗

08/15/2026B01392160-I1Open ↗

▸Energy Compliance2

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS2

02/03/2017321482882Open ↗

10/18/2016321382810Open ↗

▸Inspections & Test Reports1

▸BISTECHNICAL REPORT: RESPONSIBILITY1

11/17/2020321440160Open ↗

▸Cost, Insurance & Ownership3

▸BISCOST AFFIDAVIT3

01/31/2017321482882Open ↗

10/26/2016321440160Open ↗

10/18/2016321382810Open ↗

▸Filing & Intake Forms3

▸BISEFILING COVER SHEET3

01/31/2017321482882Open ↗

10/25/2016321440160Open ↗

10/19/2016321382810Open ↗

▸Other Documents7

▸DOB NOWProperty Ownership Certification3

08/25/2026B01447839-I1Open ↗

08/17/2026B01392160-P1Open ↗

08/15/2026B01392160-I1Open ↗

▸DOB NOWStructure Photographs2

08/17/2026B01392160-P1Open ↗

08/15/2026B01392160-I1Open ↗

▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone1

08/25/2026B01447839-I1Open ↗

▸DOB NOWSite Survey: Initial1

08/25/2026B01447839-I1Open ↗