# New Zealand Working Day

> Checks a New Zealand date against the Saturday-Sunday baseline and exact 2026-2027 national public holidays, including observed dates.

- Calculator id: `new-zealand-working-day` · Category: Everyday Life (`everyday`) · Tool name: `check_new_zealand_working_day`
- Canonical page: https://tttkmbb.com/everyday/new-zealand-working-day · This document: https://tttkmbb.com/everyday/new-zealand-working-day.md · JSON definition: https://tttkmbb.com/everyday/new-zealand-working-day.json

## Purpose

Checks a New Zealand date against the Saturday-Sunday baseline and exact 2026-2027 national public holidays, including observed dates.

**Use when:** You need a New Zealand national statutory public-holiday result.

**Do not use when:** You need a regional anniversary, school, bank, exchange or employer calendar.

## Example user requests

- Is 2027-02-08 a New Zealand working day?


## Input

| Parameter | Type | Unit | Required | Description |
| --- | --- | --- | --- | --- |
| `date` | date |  | required | Gregorian date in New Zealand national 2026-2027 coverage. |

## Output

| Field | Type | Unit | Description |
| --- | --- | --- | --- |
| `territory` | string |  | NZ. |
| `territory_name` | string |  | New Zealand. |
| `weekday` | string |  | Gregorian weekday. |
| `is_working_day` | boolean |  | Monday-Friday with no national statutory holiday. |
| `holiday_names` | string_list |  | National holidays applying on the date. |
| `calendar_scope` | string |  | National statutory public holidays only. |
| `regional_anniversary_day_policy` | string |  | Regional anniversary days are not inferred. |
| `calendar_profile` | string |  | new-zealand-employment-public-holidays. |
| `dataset_version` | string |  | Pinned New Zealand government package. |
| `sources` | list |  | Official New Zealand Government and Employment New Zealand sources. |

## Formula

`is_working_day = Monday-Friday and no exact national public holiday or observed date`

Apply Employment New Zealand national dates over the Saturday-Sunday baseline; do not infer regional anniversary days.

## Data Sources

- Employment New Zealand public holidays and anniversary dates — https://www.employment.govt.nz/leave-and-holidays/public-holidays/public-holidays-and-anniversary-dates (government, published 2026-09-25)
- New Zealand Government public holidays and anniversary dates — https://www.govt.nz/browse/work/public-holidays-and-work/public-holidays-and-anniversary-dates/ (government)
- New Zealand public holidays over Christmas and New Year — https://www.govt.nz/browse/work-and-tax/public-holidays-and-work/public-holidays-over-christmas-and-new-year/ (government)
- Matariki Public Holiday Act 2022 date table — https://www.mch.govt.nz/engagement-maori/matariki (government)

Data freshness: `static`. Refresh after official Employment New Zealand updates.

## API

- `GET https://tttkmbb.com/api/v1/calculate/new-zealand-working-day?date=…`
- `POST https://tttkmbb.com/api/v1/calculate/new-zealand-working-day` with JSON body `{"inputs": {…}}`
- Response: unified envelope (`success`, `request`, `result.values`, `result.units`, `sources`, `freshness`, `timestamp`, `next_actions`, `links`); see https://tttkmbb.com/docs/response-format.md
- Schema: https://tttkmbb.com/api/v1/calculators/new-zealand-working-day · OpenAPI operationId `check_new_zealand_working_day` in https://tttkmbb.com/openapi.json
- Authentication: none. Rate limit: fair use, see https://tttkmbb.com/docs/rate-limits.md.

## MCP

- Server: `https://tttkmbb.com/mcp` (Streamable HTTP, JSON-RPC 2.0, no auth)
- Tool: `check_new_zealand_working_day` (dedicated) or `run_calculator` with `{"calculator_id": "new-zealand-working-day", "inputs": {…}}`

## Example

- Waitangi Day observed: inputs `{"date":"2027-02-08"}` → `{"is_working_day":false}`

```
GET https://tttkmbb.com/api/v1/calculate/new-zealand-working-day?date=2027-02-08
```

## Limitations

You need a regional anniversary, school, bank, exchange or employer calendar. Apply Employment New Zealand national dates over the Saturday-Sunday baseline; do not infer regional anniversary days. All values are computed from the formula above; no measurement or live data is involved.

## FAQ

**Does this include regional anniversary days?**

No. Supply or verify a regional/local-council calendar separately.

## Related

- [Add New Zealand Working Days](https://tttkmbb.com/everyday/new-zealand-add-working-days.md) — Offset through the same national package.