Form 3087, TMHP Confidentiality Agreement. Instructions for Opening a Form.Yes, nondisclosure agreements are enforceable in Texas. That being said, NDAs with a reasonable scope are more likely to hold up in court if challenged. Easy-to-use Texas NDA template. Get a legally written Texas Non-Disclosure Agreement Template for free! Protect sensitive information with a Texas NonDisclosure Agreement. Learn about enforceability, types, and key components of NDAs.