BESS (Building Energy Submission System)

Energy Efficiency in Greener Buildings

Energy efficiency in buildings is social responsibility to mitigate climate change.
Take action now. Every little effort counts.

Two-Factor Authentication (2FA) will be required to login to all BCA-related Singpass services from 31 March 2022 (Wed) onwards.

Please beware of malware stealing login credentials saved in internet browsers. Stay vigilant against malicious emails that can infect devices with malware. Keep software and security patches up-to-date. Never disclose your passwords and 2FA details to others.

Please do not click on any links if you receive SMSes that appear to be from BCA. Please be assured that BCA will never ask or request for anyone’s personal details via SMS notifications and / or automated phone messages. For any queries / feedback, please visit