309 Lafayette Avenue

309 Lafayette Avenue, Brooklyn, NY 11238

Alteration filing in Clinton Hill, Brooklyn. The latest DOB status is loc issued.

DOB has issued a Letter of Completion, which records that the work in this filing is finished. What every status means

Recorded as completedAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Sep 21, 2026 · Verify the source row

What is filed at this address?

NYC DOB lists filing B00423810-I1 as a alteration filing at 309 Lafayette Avenue, Brooklyn, NY 11238. Its latest published status category is Recorded as completed, dated Nov 25, 2025. The filing records 326 proposed dwelling units.

A filing or approval does not by itself confirm that work is underway. Proposed details may change in later DOB records.

What the filing says

A public-record reading of the proposed work.

Installation of temporary sidewalk shed per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.

Street Futures classifies this record as a alteration filing based on the filing type and work flags published by the Department of Buildings. This classification helps organize the map; it does not add scope that is absent from the DOB record.

The lot this filing sits on

What is already here?

The lot holds a 24-story elevator apartment building built in 1963, with 326 homes, on a 99,953 sq ft lot.

Built: 1963
Last altered: 2007
Floors: 24
Residential units: 326
Building type: Elevator apartment building
Land use: Elevator apartments
Zoning district: R7-1
Lot area: 99,953 sq ft
Building area: 370,990 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 21, 2026. They describe the tax lot, not this filing.

Violation record

Are there open violations here?

The Department of Buildings has 5 open notices on record for this building, out of 98 notices on file; the most recent was issued Nov 12, 2025.

Construction
Issued Nov 12, 2025 — FAILURE TO MAINTAIN BUILDING IN CODE COMPLIANT MANNER. AT THE TIME OF INSPECTION OBSERVED AT EXPOSURE 1 EAST ELEVATION FLAKING PAINT AT BALCONY. EXPOSURE 3 WEST ELEVATION DEFECTED BALCONY SLAB AT THE 21ST FLOOR. REMEDY: REPAIR AND OR REPLACE
Failure to submit
Issued Jun 23, 2024 — FAILURE TO SUBMIT AN EER PER AD. CODE SEC. 28-308.4 IN 2023
No report and / or late filing (facade)
Issued Feb 22, 2024 — FAILED TO FILE FISP CYCLE 9C TECHNICAL REPORT BY 2/21/2024
2 further open notices are on file. Open the source dataset for the full list.

Open means the agency has not recorded a resolution, which is not the same as the problem still existing. What a violation is, and what it is not. From NYC Department of Buildings, DOB Violations (3h2n-5cm9), accessed Sep 21, 2026.

Recorded timeline

Dates published by the Department of Buildings.

Jan 27, 2021
Application filed
DOB received filing B00423810-I1.
01
Jan 28, 2021
First permit date recorded
DOB lists a first permit date. This does not by itself confirm current construction activity.
02
Nov 25, 2025
Current status updated
The latest recorded filing status is “LOC Issued.”
03
Nov 25, 2025
Sign-off date recorded
DOB lists a sign-off date for this filing.
04

For scale: half of DOB filings are permitted within 20 days of being filed and a quarter take longer than 4 months, measured across 66,798 filings that carry both dates. How long a permit takes, by work type and borough

Scope and identifiers

The details used to match this filing.

Where a field reads “empty in the source”, the city published this filing without that value. It is not an omission on our side, and nothing here is inferred to fill a gap.

DOB filing number: B00423810-I1
BIN: 3055375 · building record
BBL: 3019330060
Postal code: 11238 · 2783 filings
Review type: Professional Certification
Existing stories: Empty in the source
Proposed stories: Empty in the source
Existing dwelling units: 326
Proposed dwelling units: 326

Sidewalk shed