# Quotas for routing control
<a name="routing-control.quotas"></a>

Routing control in Amazon Application Recovery Controller (ARC) is subject to the following quotas (formerly referred to as limits).


| Entity | Quota | 
| --- | --- | 
|  Number of clusters per account  |  2  | 
|  Number of control panels per cluster  |  50  | 
|  Number of routing controls per control panel  | 100 | 
|  Total number of routing controls (in all control panels) per cluster  | 300 | 
|  Number of safety rules per control panel  |  20  | 
|  Number of routing controls per [UpdateRoutingControlStates](https://docs.aws.amazon.com/routing-control/latest/APIReference/API_UpdateRoutingControlStates.html) operation call  |  10  | 
|  Number of mutating API calls to a cluster endpoint, per second  |  3  |