You can view Texas death certificates filed through 1976 at following website. You have to have a user name and password but it is free website.
"Texas, Deaths, 1890-1976," index and images, FamilySearch (https://familysearch.org
I was working a certain family tonight and found a gentleman that died in the VA Hospital in Temple in 1974. It is a Texas Dept of Health certificate filed in Bell county then sent to Bureau of Vital Statistics in Austin.
It is the same as any other Texas Death certificate filed in Texas.