Under the new rules announced in March, a server owner needs to have a Plex Pass subscription, which starts at $7 per month, to grant users remote access to their server. Alternatively, someone can remotely access another person’s Plex server by buying their own Plex Pass
TLDR; there has to be at least one pass in the chain
They do not need a subscription, assuming you (the server owner) have a plex pass.
That is what I thought, until this article. I’d be pleased to find out I misinterpreted.
The title of this article is vague.
Here is the important part
TLDR; there has to be at least one pass in the chain