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Nylon for ChatGPT
Cited New Zealand tax and law in ChatGPT
Nylon for ChatGPT brings Nylon’s New Zealand library into ChatGPT: legislation, Inland Revenue guidance and decisions from New Zealand courts and tribunals. ChatGPT searches the sources, reads the documents and links every citation, so you can check the answer. Install it from ChatGPT’s plugin directory with a Nylon Adviser or Elite seat.
Read-only access
Your own Nylon sign-in
SOC 2 Type 2
ISO 27001
ChatGPT
Nylon connected
Using Nylon, who has to pay provisional tax in New Zealand, and how much?
Searched Nylon’s New Zealand library
Read 2 documents
You’re liable for provisional tax if your residual income tax for the year is more than $5,000, but you don’t have to pay if last year’s was $5,000 or less [1]. Under the standard method, the amount is generally 105% of last year’s residual income tax, paid in instalments [2].
1
Income Tax Act 2007, s RC 3
Nylon
2
Income Tax Act 2007, s RC 5
Nylon
Illustrative example
Nylon for ChatGPT at a glance
What it is
A read-only plugin that adds Nylon’s search and documents to ChatGPT, built on the Model Context Protocol (MCP).
What ChatGPT can read
New Zealand legislation, Inland Revenue guidance, and decisions from New Zealand courts and tribunals.
Who can use it
Anyone with a Nylon Adviser or Elite seat whose ChatGPT plan and workspace allow plugins.
Where it works
ChatGPT on the web. Install it from chatgpt.com/plugins, then type @ and choose Nylon in a chat.
What you can ask ChatGPT with Nylon
Type @, choose Nylon and start your question with “Using Nylon”. ChatGPT searches Nylon’s library before it answers.
Provisional tax
“Using Nylon, who has to pay provisional tax, and how does the standard method work?”
Rental property
“Using Nylon, can a residential landlord deduct all their mortgage interest from 1 April 2025?”
Company losses
“Using Nylon, when does a company keep its tax losses after a change in shareholding? Cite the continuity rules.”
Employee share schemes
“Using Nylon, how is a benefit under an employee share scheme taxed, and when does it arise?”
Employment law
“Using Nylon, when can an employer rely on a 90-day trial period? Cite the Employment Relations Act 2000 and the cases.”
Relationship property
“Using Nylon, how is relationship property divided under the Property (Relationships) Act 1976 when a relationship ends?”
How Nylon works inside ChatGPT
01
You ask in ChatGPT
Type @ and choose Nylon, then start your question with “Using Nylon”.
02
ChatGPT searches Nylon
ChatGPT runs up to five keyword and meaning-based searches at once across New Zealand legislation, Inland Revenue guidance and case law.
03
ChatGPT reads and cites
ChatGPT reads the section, ruling or judgment itself, answers from its text and links each citation to the source in Nylon.
How to add Nylon to ChatGPT
You need a Nylon Adviser or Elite seat. Your ChatGPT plan and workspace settings decide whether you can add plugins.
From the plugin directory
Open chatgpt.com/plugins and search for Nylon.
Open the Nylon listing and choose Install Plugin.
Sign in to Nylon and choose Allow access.
Start a new chat, type @ and choose Nylon.
Server URL, if you add Nylon by URL
https://mcp.usenylon.com/mcp
Start each question with “Using Nylon” so ChatGPT searches Nylon before it answers.
Business, Enterprise and Edu
Workspace admins decide which plugins members can install and who can add custom MCP servers. If you can’t find Nylon, ask your ChatGPT admin.
Add by URL
In chatgpt.com/plugins, choose + → Add custom MCP server. Under Connection, choose Public endpoint and paste the server URL, choose OAuth, then Create as a plugin and install it.
ChatGPT on its own vs ChatGPT with Nylon
Where answers come from
Its training data and, when it searches, the open web
Nylon’s New Zealand library: legislation, Inland Revenue guidance and case law
Citations
Web links, if any, that can be general or hard to check
Each citation links to the document in Nylon
What ChatGPT reads
Snippets of web pages
The full text of the section, ruling or judgment
Who controls access
Your ChatGPT account and workspace
Your Nylon sign-in, and your Nylon admin can switch connections off
What’s in Nylon’s New Zealand library
Nylon’s New Zealand library covers tax and law.
Legislation
In-force New Zealand Acts and secondary legislation, across tax and every other area of law.
Inland Revenue guidance
Inland Revenue technical and policy guidance.
Case law
Decisions from New Zealand courts and tribunals.
Read-only, and under your firm’s control
Nylon for ChatGPT gives ChatGPT access to Nylon’s library, and nothing else in your account.
Read-only
ChatGPT can search Nylon’s library and read documents. It can’t upload, edit or delete anything.
Your own sign-in
Each person connects with their own Nylon account. ChatGPT never sees your Nylon password.
Private by design
ChatGPT can’t see your Nylon chat history, folders or saved work, or change account, billing or team settings.
Admin control
Admins can turn off Allow AI tool connections for the whole organisation at any time.
Baqir Hussein, FCCA · Founder & Director, Finex Chartered Certified Accountants
Nylon for ChatGPT: frequently asked questions
More detail is in the ChatGPT setup guide, or email support@usenylon.com.
Which ChatGPT plans can use Nylon?
Your ChatGPT plan and workspace settings decide whether you can add plugins. On Business, Enterprise and Edu workspaces, an admin or owner controls which plugins are available.
Which Nylon plan do I need?
An Adviser or Elite seat. Starter seats don’t include the AI connector.
What New Zealand sources can ChatGPT search?
New Zealand legislation, Inland Revenue guidance, and decisions from New Zealand courts and tribunals.
How is this different from asking ChatGPT about New Zealand tax directly?
On its own, ChatGPT answers from its training data and, when it searches, the web. With Nylon, it searches a curated library of primary sources, reads the documents and links each citation to the source so you can check it.
Can ChatGPT change anything in Nylon?
No. The plugin is read-only. ChatGPT can search and read documents, but it can’t upload, edit or delete anything, or see your chat history, folders or saved work.
Should I install from the directory or add Nylon by URL?
Use the plugin directory if you can: search chatgpt.com/plugins for Nylon and choose Install Plugin. If your workspace allows custom MCP servers, you can add https://mcp.usenylon.com/mcp by URL instead.
How do I make Nylon available to my whole firm?
On ChatGPT Business, Enterprise and Edu, workspace admins control which plugins members can install. Each person then connects with their own Nylon sign-in, and Nylon admins control access with Allow AI tool connections.
How do I disconnect Nylon from ChatGPT?
Remove Nylon from your ChatGPT plugins. A Nylon admin can also turn off Allow AI tool connections for the whole organisation.
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Developer docs ↗
Endpoint, sign-in, tools and errors.
Last updated 21 October 2026. ChatGPT is a trademark of OpenAI. Nylon isn’t affiliated with or endorsed by OpenAI.

