Texas § HS.166.011 - DIGITAL OR ELECTRONIC SIGNATURE
Full text of Texas The Texas Constitution § HS.166.011 — DIGITAL OR ELECTRONIC SIGNATURE, with citation guidance and answers to common questions.
§ HS.166.011. DIGITAL OR ELECTRONIC SIGNATURE
DIGITAL OR ELECTRONIC SIGNATURE. (a) For an advance directive in which a signature by a declarant, witness, or notary public is required or used, the declarant, witness, or notary public may sign the directive or a written revocation of the directive using: (1) a digital signature that: (A) uses an algorithm approved by the department; (B) is unique to the person using it; (C) is capable of verification; (D) is under the sole control of the person using it; (E) is linked to data in a manner that invalidates the digital signature if the data is changed; (F) persists with the document and not by association in separate files; and (G) is bound to a digital certificate; or (2) an electronic signature that: (A) is capable of verification; (B) is under the sole control of the person using it; (C) is linked to data in a manner that invalidates the electronic signature if the data is changed; and (D) persists with the document and not by association in separate files. (b) In approving an algorithm for purposes of Subsection (a)(1)(A), the department may consider an algorithm approved by the National Institute of Standards and Technology. (c) The executive commissioner by rule shall modify the advance directive forms required under this chapter as necessary to provide for the use of a digital or electronic signature that complies with the requirements of this section. Added by Acts 2009, 81st Leg., R.S., Ch. 461 (H.B. 2585 ), Sec. 2, eff. September 1, 2009. Amended by: Acts 2015, 84th Leg., R.S., Ch. 1 (S.B. 219 ), Sec. 3.0501, eff. April 2, 2015. SUBCHAPTER B. DIRECTIVE TO PHYSICIANS
Source: official Texas text · Last verified 2026-08-27
Frequently Asked Questions About Texas § HS.166.011
What does The Texas Constitution § HS.166.011 cover?
Section HS.166.011 ("DIGITAL OR ELECTRONIC SIGNATURE") is part of the The Texas Constitution, the codified statutory law of Texas. It sets out the legal rule or procedure described in the text above. Statutes are amended regularly, so always verify against the official source.
How do I cite Texas § HS.166.011?
A common citation format is "The Texas Constitution § HS.166.011" (Texas). Legal writing may require the code abbreviation, section number, and year or edition. Match the style required by your court, professor, or publisher.
Is this the official text of Texas law?
No. This page is for research and education and may not include the most recent amendments. For official current law, check the Texas official source linked on this page or consult a licensed Texas attorney.
How does Texas § HS.166.011 apply to my situation?
Statutes are interpreted in context, and application depends on your specific facts. Only a licensed attorney in Texas can advise on how this section applies to you. Contact your state or local bar association for a referral.
Sources & Verification
Not legal advice. Verify against the official source and consult a licensed attorney in Texas.