Texas workforce hotline not anonymous, you must give your information if you want to make a complaint. They also don't know if an employer is not compliant if the employer does not offer a personal conscience exemption, which is clearly stated in Gov Abbott's workforce statement.
In the letter, TWC reminds employers and employees that under Governor Abbott's Executive Order GA-40, an employer cannot impose a COVID-19 vaccine mandate on an employee who qualifies for an exemption for religious, personal, or medical reasons. The letter also urges employees subjected to a vaccine mandate in violation of GA-40 to notify TWC by calling (800) 939-6631 or emailing vaccine_job_loss@twc.texas.gov. TWC will refer verified tips to the appropriate authorities for prosecution.
https://gov.texas.gov/news/post/governor-abbott-statement-on-texas-workforce-commission-letter-to-employers-regarding-executive-order-ga-40