HDB's Key basic enquiry hotline is the Department Assistance Line at **1800-225-5432**, which operates from 8:00 AM to five:00 PM on weekdays. This variety is the principle Get hold of for a wide array of providers such as housing purposes, economic queries, and tenancy issues, offering a central issue of Get hold of for flat proprietors and applicants. For urgent and important comments about concerns like hearth, structural destruction, or wall collapse, a separate 24-hour hotline is offered here at **1800-455-0089**, highlighting a distinction concerning schedule and unexpected emergency providers. Furthermore, for upkeep concerns concerning widespread spots for instance lift breakdowns or faulty corridor lighting right after Business office several hours, people are directed to contact the Crucial Servicing Company Device (EMSU) through a specific **24-hour hotline, by using a commonly cited amount remaining 1800-241-7711**, making sure prompt reaction to urgent communal infrastructure troubles. This structured technique with several hotlines aims to streamline support and tackle diverse demands successfully.