The Washington Legal Representative Payment Method Authorization Form is a document used by legal representatives in the state of Washington for authorizing payment information from clients. This form is a way to ensure that the payment information provided is valid and accurate for payment processing. There are two types of Washington Legal Representative Payment Method Authorization Forms, the Credit Card Authorization Form and the Bank Authorization Form. The Credit Card Authorization Form is used to authorize the use of a client's credit card information for payment processing. The Bank Authorization Form is used to authorize the use of a client's bank account information for payment processing. Both forms require the legal representative to provide their name, address, and contact information as well as the client's name, address, and contact information. The Credit Card Authorization Form also requires the credit card type, credit card number, expiration date, and cardholder's name. The Bank Authorization Form requires the bank account number, bank routing number, and the bank account holder's name. Both forms require the legal representative to sign and date the form in order to authorize the payment information provided.