NYC DOB Post Approval Amendment (PAA): Complete Guide
Hamoun Niknejad2026-10-01T01:54:22+00:00Construction projects in New York City do not always proceed exactly as originally designed. Once demolition begins, an owner may discover existing conditions that were not visible during the initial survey. A contractor may need to relocate equipment, change a plumbing fixture location, revise ductwork, or make another adjustment to the approved construction plans.When those changes occur after the NYC Department of Buildings has already approved the application, the approved DOB record may need to be updated.This is where a...
What Is a Zoning Resolution Determination (ZRD1) in NYC?
Hamoun Niknejad2026-09-18T15:44:23+00:00New York City zoning can become complicated very quickly. A project that looks straightforward on paper may raise questions about permitted use, floor area, building height, setbacks, yards, parking, nonconforming conditions, or the way a particular section of the NYC Zoning Resolution should be applied.In many cases, those questions can be resolved through normal zoning analysis and DOB plan examination. But sometimes the issue is not clear enough to move forward without a formal decision from the New York City...
What Is a Construction Code Determination (CCD1) in NYC?
Hamoun Niknejad2026-09-18T15:52:12+00:00New York City construction projects do not always fit neatly into a single Building Code provision. Existing buildings may contain unusual conditions, different code provisions may appear to overlap, or a proposed design may require an alternative method of compliance because strict application of a requirement creates a practical difficulty.When an important Construction Code question cannot be resolved through the normal NYC Department of Buildings review process, a Construction Code Determination, commonly called a CCD1, may provide a formal path...
New York City Zoning R5
Hamoun Niknejad2026-09-13T17:23:57+00:00If you own a property in New York City and see “R5” on the zoning map, the designation may look simple. In reality, R5 zoning can involve a combination of rules covering floor area, building height, yards, lot coverage, density, parking, building configuration, and even special regulations that depend on the location of the property.Understanding these rules is important before purchasing a property, adding another floor, enlarging a house, creating additional dwelling units, or developing a vacant lot.This guide explains...