HDB's Key standard enquiry hotline is the Department Services Line at **1800-225-5432**, which operates from 8:00 AM to five:00 PM on weekdays. This number is the key Get hold of for a variety of services including housing applications, economical queries, and tenancy issues, delivering a central position of Speak to for flat homeowners and applicants. For urgent and demanding suggestions regarding challenges like hearth, structural hurt, or wall collapse, a independent 24-hour hotline is obtainable at **1800-455-0089**, highlighting a difference concerning regime and emergency products and services. Moreover, for routine maintenance troubles about typical parts like raise breakdowns or defective corridor lights after Office environment several hours, residents are directed to Speak to the Critical Upkeep Provider Unit get more info (EMSU) by a selected **24-hour hotline, having a frequently cited range being 1800-241-7711**, ensuring prompt reaction to urgent communal infrastructure issues. This structured strategy with a number of hotlines aims to streamline guidance and tackle unique desires competently.