> ## Documentation Index
> Fetch the complete documentation index at: https://www.marqeta.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Refund Simulations Overview

> Use these endpoints to simulate refunds and refund authorizations, including their reversal and clearing.

Use these endpoints to simulate refunds and refund authorizations, including their reversal and clearing.

## Available operations

| Operation | Method | Endpoint |
| :- | :- | :- |
| [**Simulate refund**](/docs/core-api/simulations-card-transactions/refunds/simulate-refund) | POST | `/simulations/cardtransactions/refund` |
| [**Simulate refund authorization**](/docs/core-api/simulations-card-transactions/refunds/simulate-refund-authorization) | POST | `/simulations/cardtransactions/refund.authorization` |
| [**Simulate refund authorization reversal**](/docs/core-api/simulations-card-transactions/refunds/simulate-refund-authorization-reversal) | POST | `/simulations/cardtransactions/refund.authorization.reversal` |
| [**Simulate refund authorization clearing**](/docs/core-api/simulations-card-transactions/refunds/simulate-refund-authorization-clearing) | POST | `/simulations/cardtransactions/refund.authorization.clearing` |


## Related topics

- [Simulations 2.0 — Card Transactions Overview](/docs/core-api/simulations-card-transactions.md)
- [PIN-Debit Simulations Overview](/docs/core-api/simulations-card-transactions/pin-debit.md)
- [Account Refunds Overview](/docs/core-api/credit-account-refunds.md)
- [Balance Refunds Overview](/docs/core-api/credit-account-balance-refunds.md)
- [Fee Refunds Overview](/docs/core-api/fee-refunds.md)