# lambda-function-log-format-json


Checks if AWS Lambda functions have the log format set to JSON for more control and better readability. The rule is NON\$1COMPLIANT if configuration.loggingConfig.logFormat is not 'JSON'. 



**Identifier:** LAMBDA\$1FUNCTION\$1LOG\$1FORMAT\$1JSON

**Resource Types:** AWS::Lambda::Function

**Trigger type:** Configuration changes

**AWS Region:** All supported AWS regions except Asia Pacific (New Zealand), China (Beijing), AWS GovCloud (US-East), AWS GovCloud (US-West), China (Ningxia) Region

**Parameters:**

None  

## AWS CloudFormation template


To create AWS Config managed rules with AWS CloudFormation templates, see [Creating AWS Config Managed Rules With AWS CloudFormation Templates](aws-config-managed-rules-cloudformation-templates.md).