NYC DOB record · B00335370-I1

343 Jefferson Avenue

343 Jefferson Avenue, Brooklyn, NY 11216

Alteration filing in Bedford-Stuyvesant (West), 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 12, 2026 · Verify the source row

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NYC DOB RECORD · B00335370-I1

343 Jefferson Avenue

Brooklyn, NY 11216

Alteration filing · status dated May 15, 2023

Current record
Recorded as completed
Proposed scale
Not stated
Dwelling units
Not stated
Filing data portrait

A page-specific reading of the filing status, location and stated scale. Values are drawn from the cited DOB record.

Address record at a glance

What is filed at this address?

NYC DOB lists filing B00335370-I1 as a alteration filing at 343 Jefferson Avenue, Brooklyn, NY 11216. Its latest published status category is Recorded as completed, dated May 15, 2023. The published record does not state proposed stories or dwelling units.

A filing or approval does not by itself confirm that work is underway. Proposed details may change in later DOB records.
Filing type
Alteration filing
Latest status
Recorded as completed
Latest status date
May 15, 2023
Proposed scale
Not stated in this filing
Applicant of recordSee the 504 filings that name Patuxent Engineering LLC
FiledMar 25, 2020
Current recordRecorded as completed
Proposed scaleNot specified
Recorded cost$1,000

What the filing says

A public-record reading of the proposed work.

Installation of sidewalk in accordance with nycc 2014 chapter 33. no change in egress, use, or occupancy.

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 3-story walk-up apartment building built in 1910, with 4 homes, on a 2,200 sq ft lot.

Built
1910
Floors
3
Residential units
4
Building type
Walk-up apartment building
Land use
Walk-up apartments
Zoning district
R6A
Lot area
2,200 sq ft
Building area
3,920 sq ft
Historic district
Bedford Historic District

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 14, 2026. They describe the tax lot, not this filing.

Violation record

Are there open violations here?

The Department of Buildings has 6 open notices on record for this building, out of 11 notices on file; the most recent was issued Jan 20, 2021.

  • Fail to certify class

    Issued Jan 20, 2021 — FAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATION

  • Fail to certify class

    Issued Sep 2, 2020 — FAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATION

  • Construction

    Issued Feb 9, 2020 — FAILURE TO COMPLY WITH VACATE ORDER#164 1ST 2ND AND 3RD FLRS. WAS VACATED ON 04/30/12 AS PER MY INSPECTION ON 02/07/20 OBSERVED 3RD FLR. IS OCCUPIED BY A FEMALE./COMPLY WITH VACATE

  • 3 further open notices are on file. Open the source dataset for the full list.

A violation is a notice the Department of Buildings recorded against the building. It is not a judgment, and many concern paperwork rather than safety. Open means the agency has not recorded a resolution, which is not the same as the problem still existing. From NYC Department of Buildings, DOB Violations (3h2n-5cm9), accessed Sep 14, 2026.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B00335370-I1.

    01
  2. First permit date recorded

    DOB lists a first permit date. This does not by itself confirm current construction activity.

    02
  3. Current status updated

    The latest recorded filing status is “LOC Issued.”

    03
  4. Sign-off date recorded

    DOB lists a sign-off date for this filing.

    04

For scale: half of DOB filings are permitted within 18 days of being filed and a quarter take longer than 4 months, measured across 50,115 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
B00335370-I1
BIN
3338703
BBL
3018290042
Review type
Professional Certification
Existing stories
Empty in the source
Proposed stories
Empty in the source
Existing dwelling units
0
Proposed dwelling units
0