Quotas for AWS Account Management

Your AWS account has default quotas, formerly referred to as limits, for each AWS service. Unless otherwise noted, each quota is AWS Region-specific.

Each AWS account has the following quotas related to Account Management.

Resource	Quota
Number of alternate contacts in an AWS account	3 - one each for BILLING, SECURITY, and OPERATIONS
Rate of GetAlternateContact API operations per account	10 per second, burst to 15 per second
Rate of PutAlternateContact API operations per account	5 per second, burst to 8 per second
Rate of DeleteAlternateContact API operations per account	1 per second, burst to 2 per second