Quotas and limits in account access manager

The following tables describe quotas within account access manager. Quota increase requests must come from a management or delegated administrator account. To increase a quota, see Requesting a quota increase.

Group assignment quota

Resource	Default quota	Can be increased
Maximum number of groups assigned to an IAM role	20	Yes

Throttle limits

Resource	Default quota	Can be increased
Account access API	The account access API has a collective throttle limit of 20 transactions per second (TPS). For read APIs, you can open a support case to request a limit increase. The write API operations have a limit of 15 outstanding asynchronous calls. This limit cannot be increased.	Yes