Permit Record

Mechanical Systems

7 Knickerbocker Avenue, Brooklyn, NY 11237

ClassificationMechanical SystemsCommercial HVAC
Reliable value$22,500
ContractorNovelty Construction CORP →
Permit record
Parties
Contractor
Novelty Construction CORP
Applicant
Tarsem Singh
Owner
Pr
Architect
Not in source
Engineer
Not in source
Contractor license
613800
Building & lot · PLUTO
Building class
E1
Zoning district
M1-2
Lot area
10,000 sq ft
Year built
1931
Units (total)
1
Units (residential)
0
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3029920004
Climate zone (IECC)
4A
Roof area (est.)
9,974 sq ft
HVAC tonnage (est.)
11 tons
Building type
S
Building subtype
Not in source
Geocode & dates
Coordinates
40.7076, -73.9319
Geocode confidence
95%
Geocode source
Not in source
Issued
Oct 16, 2023
Applied
Not in source
Work class
Not in source
Description
Source description

APPLICATION INSTALLATION OF MECHANICAL SYSTEM INEXISTING COMMERCIALUSE BUILDING

Status
Current status
finaled
Source status
Signed-off
Finaled
Sep 25, 2023
Expired
Mar 9, 2024
Provenance
First seen by PermitCore
May 2, 2026 · 09:58 UTC
Last seen
May 12, 2026 · 00:08 UTC
Last changed
May 2, 2026 · 09:58 UTC

Open in New York City source →

Data-quality checks1 of 12 flagged

1 of 12 data-quality checks flagged on this permit. Detail below.

Residential units is placeholder
units_residential_is_placeholder

units_residential matched a known placeholder value used by the source when the field wasn't reported.

Checks not flagged

  • Geocode out of bounds
  • Geocode is sentinel
  • Issued date in the future
  • Issued date parse bug
  • Issued date is placeholder
  • Commercial units is placeholder
  • Residential units out of bounds
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder
Project timeline at this parcel

7 permits at this parcel (parcel 3029920004) · Nov 7, 2011 – Oct 16, 2023

  1. Oct 16, 2023This permitMEP Mechanical HVAC · Finaled$22,500Novelty Construction CORP
  2. Jun 27, 2022877856166Alteration Commercial · Finaled$291,427Alcon Builders Group, INC
  3. Jun 6, 2022106950088Alteration Commercial · Finaled$291,427Alcon Builders Group, INC
  4. Apr 14, 2022355430254Alteration Commercial · Finaled$291,427Alcon Builders Group, INC
  5. Nov 19, 20122643418MEP Plumbing · IssuedE.P. Plumbing Company
  6. Nov 7, 20112478314MEP Plumbing · IssuedE.P. Plumbing Company
  7. Nov 7, 2011legacy_jobs:2033495Alteration Commercial · Finaled$12,000

Full permit history at this parcel · as of Jul 9, 2026.

Other permits by Novelty Construction CORP

Showing up to 12 most-recent permits by this contractor in the indexed window

No other permits by this contractor in the indexed window.
Developer details
Permit #
701580150|Mechanical Systems
Canonical ID
1:701580150|Mechanical Systems
Source permit ID
701580150|Mechanical Systems
Browse New York City permits in the Market Explorer →Pull this permit via /v1/permits →