The report will be released "at the appropriate time", said Coordinating Minister for Public Services Chan Chun Sing.
The boy had used baking soda and searched online for information on how to produce explosive materials.
Despite the nature of the job, the man said the higher income significantly improved his financial situation.
The couple would rush out of the restaurant before the staff could verify their payment.
He escaped in the middle of the night when the guards' patrols were lax, scaling a wall to break free.
CCTV footage of the incident has gone viral on social media.
An extremely close call.
The 61-year-old owner has been released on bail.
The police identified 70 unauthorised transactions on the account, amounting to more than S$21,000.
The group is believed to be linked to at least 535 scam cases, with victims losing about S$53 million.