Texas Labor Code - LAB § 410.160. Exchange of Information

(1) all medical reports and reports of expert witnesses who will be called to testify at the hearing;

(2) all medical records;

(3) any witness statements;

(4) the identity and location of any witness known to the parties to have knowledge of relevant facts;  and

(5) all photographs or other documents that a party intends to offer into evidence at the hearing.