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A Singapore Government Agency Website How to identify
Official website links end with .gov.sg
Government agencies communicate via .gov.sg websites (e.g. go.gov.sg/open). Trusted websites
Secure websites use HTTPS
Look for a lock () or https:// as an added precaution. Share sensitive information only on official, secure websites.

Government officials will NEVER ask you to transfer money or disclose bank log-in details over a phone call.


Call the 24/7 ScamShield Helpline at 1799 or visit www.scamshield.gov.sg to check if something is a scam.


BCA e-Services will be undergoing scheduled maintenance and unavailable on 27 Aug 2026 from 6pm to 7pm.


Building and Construction Authority

UD Mark Award Winners

Between 2013 and 2021, BCA had certified projects using the UD Mark Certification Scheme.

Last updated 14 March 2026

Award Winners 2021

Award Winners 2020

Award Winners 2019

Award Winners 2018

Award Winners 2017

Award Winners 2016

Award Winners 2015

Award Winners 2014

Award Winners 2013