Circuit limit are as follow
When an y stock continuous break the above limit its circuit limit is decreased in sequence of 20% to 10% to 5%
And again again if any share break the circuit limit of 5% it transfer d to T Group .
T group share are those share which are traded on trade to trade basis, in which short sell is not allowed.
Whenever the circuit limit hit buy any scrip or share in that condition any trader can not place buying and selling order until the share price doesn’t come below to circuit range.
Circuit Condition Circuit is not applicable on those share whose derivative is available
and the stock which are listed on today also circuit is not applicable.