If all Expats follow the "do nothing untill the Government makes clear instructions regarding the situation of Thai residents who are not working (retired?) in the Kingdom". The solidarity will go a long way towards ensuring that it is the norm and not the exception. Resulting in the probability of a far more congenial outcome for all concerned.
Also, as a further note, overseas income, if requested, would be on a voluntary basis unless Thailand has an exchange agreement with your originating county of residency.