# Amazon EventBridge quotas
Quotas

The following quotas apply to the various feature areas of Amazon EventBridge.

**Topics**
+ [

## EventBridge event bus quotas
](#eb-limits)
+ [

## EventBridge Schema Registry quotas
](#schema-quotas)
+ [

## EventBridge Pipes quotas
](#eb-pipes-limits)

**Note**  
For a list of the quotas for EventBridge Scheduler, see [Quotas for EventBridge Scheduler](https://docs.aws.amazon.com/scheduler/latest/UserGuide/scheduler-quotas.html) in the *EventBridge Scheduler User Guide.*

## EventBridge event bus quotas


EventBridge event buses have the following quotas.

The Service Quotas console provides information about EventBridge quotas. Along with viewing the default quotas, you can use the Service Quotas console to [request quota increases](https://console.aws.amazon.com/servicequotas/home?region=us-east-1#!/services/events/quotas) for adjustable quotas.

[\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/eventbridge/latest/userguide/eb-quota.html)

In addition, EventBridge has the following quotas that are not managed through the Service Quotas console.


| Name | Default | Description | 
| --- | --- | --- | 
|  Rules containing wildcards  | Each supported Region: 30 rules per event bus |  Maximum number of rules, per event bus per account, that can contain event filters that include wildcards. This quota cannot be adjusted. For more information on using wildcards in event patterns, see [Matching using wildcards](eb-create-pattern-operators.md#eb-filtering-wildcard-matching).  | 
|  Schema discovery levels  | Each supported Region: 255 levels |  Maximum number of levels schema discovery will infer events that are nested. Any events past 255 levels are ignored.  | 

## EventBridge Schema Registry quotas
Schema Registry quotas

EventBridge Schema Registry has the following quotas.

The Service Quotas console provides information about EventBridge quotas. Along with viewing the default quotas, you can use the Service Quotas console to [request quota increases](https://console.aws.amazon.com/servicequotas/home?region=us-east-1#!/services/events/quotas) for adjustable quotas.

[\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/eventbridge/latest/userguide/eb-quota.html)

## EventBridge Pipes quotas
Pipes quotas

EventBridge Pipes has the following quotas. If you have requirements for higher maximum limits, [contact support](https://console.aws.amazon.com/support/home?#/case/create?issueType=technical).


| Resource | Regions | Default limit | 
| --- | --- | --- | 
|  Concurrent pipe executions per account  |  [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/eventbridge/latest/userguide/eb-quota.html)  |  1000  | 
|  Concurrent pipe executions per account  |  [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/eventbridge/latest/userguide/eb-quota.html)  |  3000  | 
|  Pipes per account  |  All  |  1000  |