ATTENTION MEMBERS:
This is on the opening page of the main immigration office website in thailand.
IF you are applying for ANY extension (from an entry stamp OR an extension) that expired from March 26th to Sept 26th the extension WILL be dated effective from the 27th of Sept.
DO NOT let an immigration officer tell you it starts from the date you apply it does not..
TLDR : Answer Summary
This post highlights a crucial update for expats in Thailand regarding visa extensions. It states that any extension applied for, whether from an entry stamp or an existing extension, that expired between March 26th and September 26th will have an effective date of September 27th, regardless of the date of application. The information is based on guidance from the main immigration office website and is vital for those navigating visa regulations in Thailand.