Construction Documents & Permit Plans

A design concept and a DOB-approvable plan set are two different things. Construction documents have to satisfy specific formatting, code compliance, and detail requirements that DOB plan examiners check against — and a plan set that hasn't accounted for these from the start is one of the most common sources of avoidable filing delay.

At SUFFIX ARCHITECT, construction documents are prepared by the same team handling the project's DOB filing, which means the drawings are built from the outset with plan review requirements in mind — not adjusted after the fact in response to objections. This includes floor plans, sections, and details that reflect actual code compliance (egress, fire rating, accessibility where applicable), zoning analysis where relevant to the filing, and coordination with any structural, mechanical, or life-safety consultants the project requires.

Because we manage design, documentation, and filing under one roof, our plan sets are built around how the specific project will actually be filed — an ALT-1 for a change of occupancy, an ALT-2 for multiple work types without an occupancy change, or a full New Building set for ground-up construction — rather than a generic template adjusted after the filing type is decided.

This coordination matters most on projects with layered approval requirements. On our Bar Renovation project in Midtown Manhattan, aligning the construction documents to the Place of Assembly requirements from the start avoided the back-and-forth that often happens when PA compliance is addressed only after DOB raises it during review.

Construction documents FAQs

What's included in a construction document set?

Floor plans, sections and details that show how the work meets code (egress, fire ratings and accessibility where they apply), a zoning analysis where it's relevant to the filing, and coordination with any structural, mechanical or life-safety consultants the project needs.

Which DOB filing type will my project need?

It depends on the scope. A change of use, egress or occupancy is typically an ALT-1 (filed in DOB NOW as an Alteration CO), multiple work types without an occupancy change are typically an ALT-2, and ground-up construction is a New Building filing. Our guide to ALT-1 vs ALT-2 filings in NYC explains the difference in more detail.

Do co-op and condo boards review the drawings too?

In most buildings, yes. Boards and managing agents usually review the plans before work can start, alongside the DOB filing. We prepare drawing sets that serve both reviews; see our co-op and condo renovation services.

Why does it matter that the same team prepares and files the drawings?

Because the drawings are built for the specific filing from day one, there are fewer DOB objections to answer and fewer rounds of revisions. It also means one team is accountable from first sketch to approved permit.

Related services

Construction documents usually follow a site visit and assessment and lead into DOB permit filing and expediting. When the work is complete, our construction inspections and sign-off services close it out.

SUFFIX ARCHITECT

With over 15+ years of experience and 500+ DOB filings processed, SUFFIX ARCHITECT is a trusted New York architecture and general contracting firm. We specialize in residential, commercial, and office renovations — combining deep knowledge of NYC building codes with hands-on project management to take properties from concept through construction.

https://www.suffixarchitect.com
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