This is correct. and it is a national law that was charged in june 2020, for the "rogue" immi offices..I have no clue about there practices, but I know that I should have just googled the answers instead, because it is pointed out on many thai law websites.
tbh..the level of quality advices on asean has declined a lot since Joe died... I guess asean is just as affected by the "all knowing" trolls as all other social platforms... Rip Ubon Joe
https://silklegal.com/updated-regulations-issued-for-tm-30-filing/
edit: obviously there are some people that still need to do TM30's .. but not in my case