# NYC zoning analysis

> Understand a NYC site’s use and envelope constraints.

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## Start here

- [Install](https://architecturestudio.ai/capabilities/skill-zoning-analysis-nyc#capability-setup)
- [New to skills?](https://architecturestudio.ai/docs/agents)
- [All skills](https://architecturestudio.ai/capabilities?kind=skills)

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## What it does

Give Norma the NYC lot and the proposed use or development question. Norma reads applicable original zoning sources, checks the selected lot data and presents source-linked findings for preliminary planning and professional review.

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## Install

Connect Arch Studio in Claude or ChatGPT, then return to your conversation and ask Norma for the task. Your assistant uses its available file access and tools to carry out the skill.

- [Add to Claude](https://architecturestudio.ai/docs/install?host=claude&surface=app&method=mcp)
- [Add to ChatGPT](https://architecturestudio.ai/docs/install?host=chatgpt&surface=app&method=mcp)
- [Setup guide](https://architecturestudio.ai/docs/install)

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## Versions and source

Arch Studio 1.5.1.2 · MCP — Available as MCP workflow instructions in compatible Claude and ChatGPT connections. The assistant performs the work with its own tools and permissions and verifies the actual result before reporting completion.

Arch Studio 1.5.1.2 · Open source — Included in the public plugin for Claude Code and Codex. In this version: NYC zoning analysis — Research lot zoning, permitted uses, floor area, height and setbacks for a New York City site.

- [Hosted release details](https://architecturestudio.ai/releases/hosted-1-5-1-2-0692a162)
- [Read public source](https://github.com/AlpacaLabsLLC/skills-for-architects/blob/b85cba155ddbabe8e721fc79044e5a9ef4aa7540/skills/zoning-analysis-nyc/SKILL.md)
- [Public release details](https://architecturestudio.ai/releases/public-1-5-1-2)

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## Usage

Ask Norma in plain language. With Arch Studio connected through MCP, no $ or / command is required. Norma is your assistant working with Arch Studio.

```text
Use Arch Studio to analyze the proposed use and envelope constraints for the NYC lot in this brief. Verify current applicable sources, cite the controlling sections and distinguish confirmed lot data from unresolved conditions.
```

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## What it analyzes

### Site and source identity

Norma resolves the lot, analysis date, relevant maps and any geometry needed for the question.

### Use and bulk controls

Norma researches applicable use, floor-area, height and setback provisions from original sources.

### Calculations and conditions

Norma calculates from verified inputs and keeps unresolved special conditions or source gaps visible.

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## Workflow

1. **Locate** — Norma confirms the selected lot and requested analysis.
2. **Research** — Norma retrieves the applicable original text and source metadata.
3. **Analyze** — Norma explains the supported controls and calculations with section links and limitations.

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## Pairs with

Norma can visualize the envelope after the analysis has supplied the necessary report data.

- [3D zoning envelopes](https://architecturestudio.ai/capabilities/skill-zoning-envelope)

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## Related skills

NYC zoning relief — Research NYC zoning relief applications and decisions.

NYC property report — Bring NYC property research together in one report.

3D zoning envelopes — Visualize an existing zoning analysis in interactive 3D.

- [NYC zoning relief](https://architecturestudio.ai/capabilities/skill-nyc-bsa)
- [NYC property report](https://architecturestudio.ai/capabilities/skill-nyc-property-report)
- [3D zoning envelopes](https://architecturestudio.ai/capabilities/skill-zoning-envelope)