A properly completed, notarized general affidavit form can be useful in legal proceedings. Here's how to make sure your affidavit is valid in Texas.My social security number is _____-______-____. Elevate your credibility in legal matters and business transactions using a Texas general affidavit form. Craft a compelling statement of truth. General Affidavits are written statements of fact used to support your case or verify facts that are sworn to be true in front of a notary public. The following forms are available for downloading, printing and completing. Complete and sign this application LEGIBLY using ONLY black or blue ink on the attached or downloaded form using only 8 ½" x 11" (or A4, 8.25" x 11.7") paper. For notaries commissioned or recommissioned on and after January 1, 2016, the seal must also contain the notary public's Secretary of State ID number. Not all forms are listed.