Depending on your broker there are different restrictions on Finnifty instruments. 

Zerodha

  • Market + NRML Orders are allowed for strikes that are within 1% of Spot.
  • Limit + NRML orders allowed for all strikes.
  • With NRML orders, Buy is allowed but only against Sell options, i.e., first you have to sell and then only you can buy.
  • Market + MIS Orders are allowed for strikes that are within 1% of Spot.
  • Limit + MIS orders allowed for all strikes.
  • With MIS orders, Buy is allowed before Selling for margin benefit.
  • Zerodha does NOT allow trading in strikes where OI is less than 500 lots.

IIFL

  • There are no restrictions for trading in Finnifty

Finvasia

  • There are no restrictions for trading in Finnifty

Nuvama

  • There are no restrictions for trading in Finnifty

Dhan

  • There are no restrictions for trading in Finnifty

Kotak NEO

  • MIS orders are not allowed

5Paisa

  • There are no restrictions for trading in Finnifty