This may be of interest to the group. It has been copied from the UK Hull Consulate website. It seems to be a note added for applicants of tourist visas. It suggests that there is now a limit on entries by air. Also they talk about either a rolling 6 or 12 month period which suggests there is no reset date when moving another year.
" At the end of the 60-day stay (or 90 days if you have obtained a 30-day extension) it will be
necessary to exit Thailand. If exiting to a neighbouring country and re-entering Thailand by air or overland without visa as a tourist you will be allowed a stay of either 15 or 30 days according to nationality. However this is entirely at the discretion of Thai Immigration at the time. Please be aware that if entering Thailand by air without a visa you will be allowed a maximum of three 30-day entries within any rolling 6-month period.
If entering overland without a visa you are allowed a maximum of two 30-day entries within any rolling 12-month period. Also be aware that the Royal Thai Embassies and Consulates in neighbouring countries may restrict the number of visas they will grant to nationals of countries other than the country where the Royal Thai Embassy / Consulate "
TLDR : Answer Summary
The UK Hull Consulate has posted updates regarding tourist visa entries to Thailand, indicating new limitations on air entries and possible restrictions on multiple stays within certain periods. Specifically, it mentions a maximum of three 30-day entries by air within a rolling 6-month period and two entries overland within a rolling 12-month period. However, a commenter disputed this information, stating there is no official support from the Thai immigration office, suggesting potential misinformation.
