Just a 🏳️⚧️🦊
As a curious individual, did you mean TV Closed Captioning or DVD Subtitles?
As a side note, the FCC does have a complaint page for reporting Captioning for certain services and for other issues.
https://consumercomplaints.fcc.gov/hc/en-us/requests/new?ticket_form_id=36040
Info on the Communications and Video Accessibility Act (CVAA)
So… All of them. Gotcha.