The Texas Biographical Affidavit — Premium Finance Applicant (Form PF4) is a form used by Texas-based businesses to apply for premium finance services. The form requires applicants to provide detailed biographical information, such as name, address, Social Security Number, driver's license number, and other personal details. Applicants must also provide financial information, such as current income, assets, liabilities, and other sources of income. The form is required to be completed and signed by the applicant in order to be considered for premium finance services. There are two types of Texas Biographical Affidavit — Premium Finance Applicant (Form PF4): the Standard Form and the Express Form. The Standard Form requires applicants to provide more detailed information than the Express Form.