New York City, New York building permit

B01114441-I1

Permit Issued

642 CLASSON AVENUE BROOKLYN — all permits at this address

PROPOSED ALT-1 FOR ENLARGEMENT OF EXISTING 3 STORY 3 DWELLING UNITS AND CONVERT TO A 6 STORY 5 DWELLING UNITS. OBTAIN NEW C OF O. PROPOSED ALT-1 REQUIRED TO MEET NEW BUILDING REQUIREMENTS PER 28-101.4.5.

Status date2026-07-06
JurisdictionNew York City, New York
SourceNYC Open Data (Department of Buildings)
Data freshnessOfficial NYC open data, updated daily per NYC DOB
View official record at NYC Department of Buildings (DOB NOW / BIS)

Know the moment this permit moves.

Permit Ping checks this record daily and emails you when its status changes — reviews clear, corrections come back, inspections pass. Free for up to 3 permits.