Thanks for the reply UbonJ. Trying to arrange an exit in a timely manner around booking Flights/PCR Tests/ Visas is proving to be rather challenging.
Will check with Ubon Rat' immigration tomorrow and let you know how it goes
As for applying for extension two weeks in advance, I would think that your 60 day covid extension will become 44 days? as per 30 day extension being from date of applying.
Hardly surprising that the word "Ambiguity" translates into Thai ความกำกวม