From 6pm Saturday until midnight Sunday, no alcohol sales are allowed. No alcohol can be consumed at events such as weddings during that period.

From 6pm Saturday until 6pm Sunday, no comments on the pros and cons of the constitution are allowed nor are attempts to get people to vote yes or no – only encouraging people to vote is allowed.

There is no ban on wearing “vote yes” or “vote no” T-shirts, but doing so at polling booths is discouraged.

Photographs can be taken outside polling booths, but not inside – including selfies.

Reports on real-time poll results will be broadcast via two big screens at the Election Commission Office.

Up to 95 per cent of the vote is expected to be counted by 9pm on Sunday.

Suthep Thaugsuban, head of the Great Mass of the People for Reform of Thailand Foundation, and United Front for Democracy against Dictatorship leader Jatuporn Prompan have been told to stop making broadcasts on the charter draft from 6pm Saturday.