Texas Estates Code - EST § 1154.053. Affidavit of Guardian

The guardian of the estate shall attach to the inventory, appraisement, and list of claims the guardian's affidavit, subscribed and sworn to before an officer in the county authorized by law to administer oaths, that the inventory, appraisement, and list of claims are a true and complete statement of the property and claims of the estate of which the guardian has knowledge.