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Overseas pre-enlistees

All male Singapore Citizens and Permanent Residents are liable for National Service at 18, with registration required at 16.5 years old. Overseas pre-enlistees must also undergo medical screening, apply for deferment if studying, and comply with Exit Permit requirements.

Last updated 22 July 2025

Exit Permit and bond

Registration for NS at 16.5 years old and deferment for studies

Medical screening

Dual citizenship and NS liability