# Transaction Codes

## NACHA Transaction Codes

- **CCD (Corporate Credit or Debit):** Used for business payments.
- **PPD (Prearranged Payment and Deposit):** Used for consumer payments.
- **WEB (Internet-Initiated Entry):** Used for online payments.
- **TEL (Telephone-Initiated Entry):** Used for payments authorized over the phone.

## Use Cases

Explain the scenarios where each code is applicable.