# bill/PayerAccountId This is the account number that will receive the bill. #level100 #cur #finops #curfield #curtoanonymise ## Source - Category: [[Billing details]] - [AWS documentation](https://docs.aws.amazon.com/cur/latest/userguide/billing-columns.html) ## Relevant notes ## Notes This is the account number that will receive the bill. A payer account is an AWS construct used to allow organisations to have a single invoice for multiple accounts. It is built using [[300 - AWS organization]] This field is important when CUR files for different payer accounts are merge them toghether. [[Reserved Instances]] and [[Savings plans]] are applied at the organization level, so when making [[300 - cost optimisation recommendations]] the number crunching needs to be done individually for each payer account.