CJA Form 24 Authorization and Voucher for Payment of is a form used in the United States to authorize and process payment for services provided by a federal criminal defense attorney. It is a part of the Criminal Justice Act (CJA) program, which provides court-appointed counsel to defendants who cannot afford to pay for representation. The form is used to document the services rendered, the amount of compensation, and the supporting information necessary for payment. There are two types of CJA Form 24 Authorization and Voucher for Payment of: (1) CJA Form 24A — Authorization for Payment of Attorney Services, and (2) CJA Form 24B — Voucher for Payment of Attorney Services. The CJA Form 24A is used to authorize payment to an attorney for services provided and must be signed by the judge before payment is requested. The CJA Form 24B is used to request payment and includes supporting documentation of the services rendered.