Arrived back from UK Saturday 26th October. Updated my TM 30 at CW this morning 28th. No problem, and was assured no TM 30 report required for travel inside Thailand, only when returning from abroad.
TLDR : Answer Summary
A user shared their recent experience of updating their TM 30 upon returning to Thailand from the UK, confirming that no TM 30 report is needed for travel within Thailand, only for returns from abroad. Other comments included personal experiences with different immigration policies across various offices in Thailand, highlighting the inconsistencies and challenges faced by expats.