multi-account

AWS Billing Transfer is a new feature (GA since November 2025) that streamlines billing management across multiple AWS Organizations. It helps companies and channel partners who manage multiple Organizations by enabling centralized billing while keeping security and autonomy decentralized for business units or end customers. Key Challenges Addressed Multiple Organizations – Separate logins for billing and cost management across Organizations increase operational overhead No Central View – Hard to get a single, holistic view of spend across business units or customers Confidential Pricing – Protecting pricing data when billing and security roles are separated (e....

AWS Control Tower Landing Zone 4.0 introduces a flexible Controls-Only experience, allowing full programmatic setup and customization of multi-account environments. Key Changes: Optional Service Integrations - Choose which integrations to enable: AWS Config AWS CloudTrail Security Roles AWS Backup Dedicated Resources - Better isolation with separate resources per service: Separate S3 buckets for AWS Config and CloudTrail Individual SNS topics for each service Flexible Organization Structure - Removed previous requirements:...