Docs / Money and business

Derivative expiries API

NSE and BSE futures and options expiry dates, moved for holidays.

Every weekly and monthly expiry of a year from the exchange rules in force since 1 September 2025: NSE on Tuesdays (Nifty 50 weekly), BSE on Thursdays (Sensex weekly), monthly contracts on the month's last one; an expiry on a holiday moves to the trading day before.

Base URL https://api.dharun.devNo key needed for most600 units a minute, 3000 with a free keyThis page as Markdown

Expiry dates

GET/v1/expiries

Parameter	Description
`exchange`query	Default nse. One of: nse, bse.
`year`query	From 2025. Default this year.
`month`query	1 to 12.
`weekly`query	false lists only the monthly expiries.

curl

curl "https://api.dharun.dev/v1/expiries?exchange=nse&year=2026&month=3&utm_medium=docs"

JavaScript

const response = await fetch("https://api.dharun.dev/v1/expiries?exchange=nse&year=2026&month=3&utm_medium=docs");
const body = await response.json();
if (!response.ok) throw new Error(body.error.message);
console.log(body.data);

Python

import requests

response = requests.get("https://api.dharun.dev/v1/expiries?exchange=nse&year=2026&month=3&utm_medium=docs", timeout=10)
body = response.json()
if not response.ok:
    raise RuntimeError(body["error"]["message"])
print(body["data"])

Try it here

Change the values and send the request from your browser. Needs JavaScript.

Response, with lists and long text shortened

{
  "data": [
    {
      "date": "2026-03-02",
      "weekday": "Monday",
      "kind": "weekly",
      "contracts": "Nifty 50 weekly options",
      "moved": "Tue 3 Mar is a holiday (Holi)"
    },
    {
      "date": "2026-03-10",
      "weekday": "Tuesday",
      "kind": "weekly",
      "contracts": "Nifty 50 weekly options"
    },
    {
      "date": "2026-03-17",
      "weekday": "Tuesday",
      "kind": "weekly",
      "contracts": "Nifty 50 weekly options"
    }
  ],
  "meta": {
    "total": 5,
    "source": {
      "name": "Trading and clearing holidays, NSE equities",
      "url": "https://www.nseindia.com/resources/exchange-communication-holidays",
      "licence": "Official publication",
      "version": "2026",
      "retrieved": "2026-11-12T00:38:28Z",
      "attribution": "Trading and clearing holidays from the National Stock Exchange of India, capital market segment."
    },
    "note": "Worked out from the exchange rules in force from 1 September 2025 (NSE Tuesdays, BSE Thursdays; monthly contracts on the month's last one) and the exchange's ho…"
  }
}

Data source

Trading and clearing holidays, NSE equities, 2026. Retrieved 2026-11-12T00:38:28Z. Licence: Official publication. Trading and clearing holidays from the National Stock Exchange of India, capital market segment.

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