Section 97.65 - Exceptions to Immunization Requirements (Verification of Immunity/History of Illness)(a) Serologic confirmations of immunity to measles, rubella, mumps, hepatitis A, hepatitis B, or varicella, are acceptable. Evidence of measles, rubella, mumps, hepatitis A, or hepatitis B, or varicella illnesses must consist of a valid laboratory report that indicates confirmation of either immunity or infection.(b) A written statement from a parent (or legal guardian or managing conservator), school nurse, or physician attesting to a child's/student's positive history of varicella disease (chickenpox), or of varicella immunity, is acceptable in lieu of a vaccine record for that disease (see form at http://www.dshs.state.tx.us/immunize/docs/c-9.pdf).25 Tex. Admin. Code § 97.65
The provisions of this §97.65 adopted to be effective April 1, 2004, 29 TexReg 3188; amended to be effective March 5, 2009, 34 TexReg 1433; Amended by Texas Register, Volume 41, Number 30, July 22, 2016, TexReg5422, eff. 7/28/2016