# invoice-payment-events Invoice state changes. Can be used to write off or dispute to and from unpaid invoices ## Get a list of invoice payment events - [GET /invoice-payment-events](https://docs.elevatebilling.com/openapi/prod/gen/billing-rest-invoices/invoice-payment-events/getinvoicepaymentevents.md) ## Create a new invoice payment event - [POST /invoice-payment-events](https://docs.elevatebilling.com/openapi/prod/gen/billing-rest-invoices/invoice-payment-events/createinvoicepaymentevent.md): Create a new invoice payment event. Used for disputing an invoice, writing off an invoice, undisputing, un-writting off and undoing a payment for an invoice made in error