NYC zoning & development resources: the official sources, in one place.
The 66 links an NYC zoning and development professional keeps open: the Resolution and its maps, the property records behind every report, the overlays that constrain a site, and the programs that change what it is worth. Curated, described, and checked.
66 resources
Zoning text & maps
The Resolution itself, the maps that apply it, and the programs that have rewritten it.
Zoning Resolution
The full text of the NYC Zoning Resolution, browsable by article, chapter and section, with the current amendment history.
RunEnvelope uses this forEvery FAR, height, setback and yard rule a report cites resolves to a section here.
- ZR
- text
- FAR
- bulk
- use groups
ZoLa: Zoning & Land Use map
DCP's interactive map. Look up any lot's zoning district, commercial overlay, special district, MIH area and pending map amendments.
- map
- district
- overlay
- lookup
DCP Zoning Maps (PDF index)
The 126 official zoning map sections as PDFs, with the index sheet, plus a georeferenced set on Open Data.
AlsoMap index (Open Data) · Georeferenced maps
- map
- sections
Zoning Handbook
DCP's plain-English companion to the Resolution: what each district allows, illustrated, with the 2024–25 City of Yes changes.
- explainer
- districts
- handbook
City of Yes for Housing Opportunity
The December 2024 housing text amendment: UAP bonus, a higher FAR column for qualifying residential sites near transit, town-center development, ADUs, parking reform, small-lot and campus rules. Text, maps and explainers.
RunEnvelope uses this forThe UAP bonus, the ZR 23-21 qualifying-residential-site FAR column and the parking-zone rules in a report are modeled on this text.
- City of Yes
- UAP
- qualifying residential site
- ADU
- parking
City of Yes for Economic Opportunity
The June 2024 commercial and manufacturing amendment: modernized use groups, corner stores, life-science and small-scale production rules.
- City of Yes
- commercial
- use groups
- manufacturing
City of Yes for Carbon Neutrality
The December 2023 amendment easing solar, storage, EV charging, retrofits and permitted obstructions for energy equipment.
- City of Yes
- solar
- retrofit
- permitted obstructions
Transit Zone & Greater Transit Zone
Where residential parking minimums are reduced or eliminated. DCP's explainer plus the Appendix I maps in the Resolution.
RunEnvelope uses this forDetermines the parking requirement applied to each scenario.
- parking
- transit
- Appendix I
- map
Mandatory Inclusionary Housing areas (Appendix F)
The borough-by-borough maps of MIH areas and the options that apply in each, plus DCP's program page and map.
RunEnvelope uses this forFlags MIH on a lot and models the MIH scenario with the bonus floor area it unlocks.
- MIH
- affordable
- Appendix F
- map
Inclusionary Housing designated areas
The voluntary bonus program: DCP's explainer of designated areas and how the bonus floor area is earned, with HPD's program guidance.
- inclusionary
- bonus FAR
- affordable
Special Purpose Districts index
Appendix B: every special district by name, map number and ZR chapter, alongside DCP's overview of what they modify.
AlsoDCP overview
RunEnvelope uses this forReports load the subdistrict rules for lots inside a special district.
- special district
- Appendix B
- index
Limited Height Districts
LH-1, LH-1A and LH-2 caps (50, 60 and 70 ft) inside historic districts. DCP's explainer and ZR §23-739.
AlsoZR 23-739
- height
- LH
- historic district
E-Designations (OER)
Environmental designations on the zoning map for hazardous materials, air quality or noise, and what they require before a permit is issued.
RunEnvelope uses this forE-designated lots are flagged in the report's constraints section.
- environmental
- remediation
- OER
- E-designation
ZAP: Zoning Application Portal
Search every land use application by project, applicant, ULURP number or location and read the filed documents.
RunEnvelope uses this forThe source of the pending rezonings shown in Market Intel.
- applications
- ULURP
- search
- rezoning
ULURP calendar & CPC meetings
Where each application sits in the review clock, and the City Planning Commission's review-session and public-hearing schedule.
- ULURP
- calendar
- CPC
- text amendment
ELURP & the 2025 charter reforms
The expedited review track approved by voters in November 2025 for modest upzonings and affordable-housing dispositions: HPD's explainer and the Charter Commission's summary.
AlsoCharter Revision Commission
- ELURP
- charter
- 2025
- expedited review
Property data
Lot, building, ownership, permit and tax records: the primary sources behind every report.
MapPLUTO
DCP's lot-level dataset: zoning, lot dimensions, building class, floor area, ownership and assessed values for every tax lot. Download, ArcGIS service and Open Data table.
AlsoArcGIS FeatureServer · PLUTO on Open Data
RunEnvelope uses this forThe lot record every report starts from; we track each PLUTO release and re-check lots that changed.
- PLUTO
- lots
- GIS
- download
- ArcGIS
Digital Tax Map (DOF Property Information Portal)
The Department of Finance's tax-lot map and property record portal: block and lot boundaries, condo units, and the tax map history.
AlsoDOF tax map page
- tax map
- DOF
- block and lot
- condo
ACRIS
The city register: deeds, mortgages, leases, easements and every recorded document on a lot in Manhattan, Bronx, Brooklyn and Queens.
RunEnvelope uses this forOwnership, sale history and mortgage records in the property intelligence section.
- deeds
- ownership
- mortgages
- records
DOB NOW Public Portal
Search current job filings, permits, certificates of occupancy, and licensee records filed through DOB NOW.
RunEnvelope uses this forRecent filings and permit status on the development timeline.
- DOB
- permits
- jobs
- CO
DOB BIS (Buildings Information System)
The legacy property profile: BIN, complaints, violations, older jobs, elevator and boiler records, and historic certificates of occupancy.
- DOB
- BIS
- BIN
- certificate of occupancy
DOB violations & OATH/ECB tickets
Open and closed DOB violations as a dataset, and the OATH (formerly ECB) ticket finder for hearing status and penalties.
- violations
- ECB
- OATH
- penalties
HPD Online
Registered owners and managing agents, open HPD violations, complaints, litigation and vacate orders for multi-family buildings.
- HPD
- violations
- registration
- multifamily
DOF assessment roll & property tax
Tentative and final assessment rolls back to 2010, plus the portal for a lot's current tax bill, exemptions and abatements.
AlsoProperty Information Portal
- assessment
- taxes
- DOF
- exemptions
NYC Open Data: Zoning GIS
Zoning districts, commercial overlays, special districts, limited height districts and map amendments as a geodatabase, updated monthly.
RunEnvelope uses this forThe district polygons behind our map layers and split-lot detection.
- Open Data
- GIS
- zoning districts
- shapefile
NYC Open Data: DOB jobs & permits
The three permit feeds: legacy BIS job filings, DOB NOW job filings, and issued permits.
AlsoDOB NOW job filings · Permit issuance
RunEnvelope uses this forNew-building filings feed the pipeline and comps.
- Open Data
- DOB
- permits
- new buildings
Geosearch (Planning Labs)
DCP's free address geocoder built on the Property Address Directory. Returns the BBL and BIN for a typed address. API docs on GitHub.
AlsoAPI source
RunEnvelope uses this forTurns the address you type into a BBL.
- geocoder
- API
- address
- BBL
Discover NYC Landmarks map (LPC)
The Landmarks Preservation Commission's map of individual, interior and scenic landmarks and historic district boundaries.
RunEnvelope uses this forLandmark and historic-district status on every report.
- landmarks
- LPC
- map
- historic district
Historic district designation reports
LPC's designation reports and the list of every designated landmark and district, with the boundaries and the reasoning.
AlsoDesignations
- LPC
- historic district
- designation
Overlays & constraints
Flood, waterfront, industrial, landmark and street conditions that sit on top of the district.
FEMA Flood Map Service Center
Effective FIRMs, the preliminary maps for NYC, and letters of map change by address.
RunEnvelope uses this forFlood zone and base flood elevation on the constraints panel.
- flood
- FIRM
- FEMA
- BFE
NYC Flood Hazard Mapper (DCP)
DCP's viewer of current and preliminary flood zones with projected future floodplains, lot by lot.
- flood
- map
- resiliency
- sea level
Coastal Zone & Waterfront Access Plans
The Waterfront Revitalization Program's coastal zone boundary and consistency review, and DCP's waterfront zoning rules (Article VI, Chapter 2) with the adopted WAPs.
- waterfront
- WRP
- coastal zone
- WAP
- public access
FRESH zones
Where the Food Retail Expansion to Support Health bonus applies: extra floor area and reduced parking for a qualifying grocery store.
- FRESH
- grocery
- bonus FAR
Industrial Business Zones
NYCEDC's page on the 21 IBZs, with the boundaries and the relocation credit. Residential rezonings inside an IBZ are discouraged by policy.
- IBZ
- industrial
- manufacturing
- EDC
Opportunity Zones
HUD's map of designated census tracts and the CDFI Fund's official list. The NYC tracts are fixed through 2028.
AlsoCDFI Fund
RunEnvelope uses this forReports flag lots inside an OZ tract.
- OZ
- tax
- census tract
- map
Hillside & natural area districts
The Special Hillside Preservation District (Staten Island) and the Special Natural Area Districts (Staten Island, Riverdale, Douglaston) that restrict grading, tree removal and steep-slope building.
AlsoSpecial Natural Area District (ZR Art. X Ch. 5)
- steep slope
- Staten Island
- Bronx
- SNAD
- hillside
Sanitation containerization & loading rules
DSNY's containerization requirements for residential and commercial buildings, and the Resolution's off-street loading berth requirements.
AlsoZR 36-60 loading (C districts) · ZR 44-50 loading (M districts)
- DSNY
- containerization
- loading berth
- waste
NYC Street Map (DCP)
The official City Map online: mapped streets, widths, name changes and the City Map alterations that affect a lot's frontage.
- City Map
- streets
- frontage
- mapped street
Digital City Map (mapped street widths)
The GIS release of the City Map: street centerlines, mapped widths and the status of each segment, for the wide-street/narrow-street test.
RunEnvelope uses this forStreet width drives which height and setback table applies.
- street width
- wide street
- GIS
- DCM
Dining Out NYC (sidewalk & roadway cafés)
DOT's permanent outdoor dining program: eligibility, siting rules, clear-path and setback requirements, and the application.
- sidewalk café
- DOT
- outdoor dining
Elevation data (1-ft DEM & spot elevations)
The citywide one-foot digital elevation model and the planimetric spot-elevation points, for curb level, base plane and flood-elevation work.
AlsoSpot elevations
- elevation
- DEM
- curb level
- base plane
Process & incentives
How an application moves, and the tax and housing programs that change what pencils.
ULURP explained
DCP's step-by-step of the Uniform Land Use Review Procedure: certification, community board, borough president, CPC and Council clocks.
AlsoAll land use review procedures
- ULURP
- process
- rezoning
- timeline
Board of Standards and Appeals
Variances, BSA special permits and appeals of DOB determinations: the Board's calendar, decisions and how to file.
AlsoApplications
- variance
- special permit
- BSA
- appeal
DOB Buildings Bulletins
The Department's binding interpretations and policies, issued by year. Where zoning-related DOB positions get written down.
- DOB
- bulletins
- policy
- interpretation
DOB TPPNs & policy notices
Technical and Operations Policy and Procedure Notices, the older interpretive memos that still govern many filings.
- DOB
- TPPN
- OPPN
- policy
ZD1 zoning diagram & DOB forms
The ZD1 zoning diagram required on new building and enlargement filings, and the DOB forms index.
AlsoDOB forms index
- ZD1
- forms
- filing
- DOB
485-x (Affordable Neighborhoods for New Yorkers)
The 2024 successor to 421-a: benefit tiers, affordability and wage requirements, and the application process at HPD.
RunEnvelope uses this forEvery report checks the lot's eligibility for 485-x alongside 421-a, J-51 and ICAP.
- 485-x
- tax exemption
- affordable
- rental
421-a (legacy)
The expired program still governing buildings vested before June 2022, with the extended completion deadline for eligible projects.
- 421-a
- tax exemption
- legacy
ICAP: Industrial & Commercial Abatement
DOF's abatement for building or renovating commercial and industrial property outside the Manhattan exclusion area.
- ICAP
- abatement
- commercial
- industrial
J-51 R (Affordable Housing Rehabilitation)
The 2024 reboot of J-51: an abatement for major capital work on eligible affordable and moderate-income rental and co-op buildings.
- J-51
- rehabilitation
- abatement
Plus One ADU program (HPD)
Grants of up to $395,000 for eligible one- to four-family homeowners to build or legalize an accessory dwelling unit.
- ADU
- HPD
- grant
- homeowner
Basement & cellar legalization (Local Law 126)
The pilot in fifteen community districts that lets existing basement and cellar apartments be legalized over time, with DOB's filing path and HPD's tenant rules.
- basement
- cellar
- legalization
- LL126
ADU guidance (City of Yes)
DCP's explainer of where detached, attached, basement and attic ADUs are now permitted, and DOB's code guidance for ancillary dwelling units.
AlsoDOB ancillary dwelling units
RunEnvelope uses this forReports on one- and two-family lots test the ADU option.
- ADU
- City of Yes
- backyard cottage
- basement
467-m office conversion
The 2024 tax exemption for converting commercial buildings to housing with an affordable share, and the city's Office Conversion Accelerator.
AlsoOffice Conversion Accelerator
RunEnvelope uses this forThe office-to-residential screening applies the 467-m eligibility tests.
- 467-m
- office conversion
- tax exemption
- adaptive reuse
Landmarks permit process
How work on a landmark or in a historic district is approved: permit types, staff-level vs. Commission review, and the Portico filing system.
AlsoPermit types · Portico
- LPC
- permit
- CNE
- certificate of appropriateness
NYC Housing Connect
The city's affordable housing lottery portal, where MIH, 485-x and Inclusionary units are marketed and leased.
- lottery
- affordable
- marketing
- HPD
RunEnvelope
Our own guides, sample reports and tools.
Guides
Plain-language answers to the questions every NYC feasibility study has to settle: as-of-right studies, buildable SF, City of Yes, air rights.
- guides
- how-to
Sample reports
Real lots, real numbers: complete zoning reports you can read before you run one.
- sample
- report
Zoning check
Enter any NYC address and start a zoning report: as-of-right FAR, massing, scenarios and value.
- report
- address
- start
Compare tools
How RunEnvelope sits against PropertyScout, PropertyShark, Buildout, TestFit, Gridics and Agora.
- compare
- software
Zoning district reference
One page per mapped NYC zoning district: floor area, height and setback, yards, density, parking and permitted use groups, cited to the Zoning Resolution.
RunEnvelope uses this forThe same bulk figures the engine applies when it models a lot.
- zoning
- FAR
- height
- reference
- districts
NYC soft sites study
Original analysis of every tax lot in the five boroughs, counting the sites with real unused as-of-right residential capacity.
RunEnvelope uses this forMethod and per-borough counts behind the underbuilt-lot figures.
- research
- soft sites
- development rights
- PLUTO
City of Yes calculator
What the Universal Affordability Preference adds on a given lot, district by district, and what the affordable obligation is.
RunEnvelope uses this forThe UAP floor area and height figures the engine applies.
- City of Yes
- UAP
- affordable
- FAR bonus
Affordability reference
MIH options side by side, AMI rent limits in dollars per month, and the bonus floor area MIH unlocks in each district.
RunEnvelope uses this forSizes the affordable set-aside in a report's MIH and UAP scenarios.
- MIH
- inclusionary housing
- AMI
- affordable
Opportunity zone map
Interactive map of every designated Opportunity Zone census tract in the five boroughs, drawn from the federal designation file.
- opportunity zones
- tax
- map
About RunEnvelope
Who builds the engine, how its numbers are checked, and what it deliberately will not model.
- about
- methodology
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If there is an official source you reach for that is not here, tell us. We read every suggestion and add the ones that earn a place.
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