Singapore started allowing travellers from Bangladesh, India, Myanmar, Nepal, Pakistan and Sri Lanka to enter or transit through the country from 11.59 pm on Tuesday.
Ganesan Samythurai, 55, pleaded guilty to the offence as well as six other charges, including mischief and harassment, which he committed while out on bail.
Under the law, those diagnosed with an acute respiratory infection and given an MC cannot leave their home until they test negative for COVID-19.
Chandra, a driver, was sentenced to seven weeks in jail on Friday after he pleaded guilty to one count each of assault, harassment and an offence under the COVID-19 (Temporary Measures) Act.
Indian jailed in Singapore for illegally subletting residential unit to multiple tenants, passing on raid alerts
A third charge was taken into consideration against Damandeep Singh, who had managed to evade detection this way at least twice before his own tenancy was terminated.
As part of his probation, Pillai must remain indoors from 10 PM to 6 AM every day and perform 60 hours of community service.
The book combines academic research with catalogue entries of the centre's collection of over 300 artefacts, photographs and documents.