Everything you need to know about registering and operating a Sole Proprietorship in Singapore - the simplest business structure for individual entrepreneurs.
A Sole Proprietorship is the simplest form of business entity in Singapore, owned and operated by a single individual. It's an unincorporated business where the owner has unlimited personal liability for all business debts and obligations. This structure is ideal for small businesses, freelancers, and individual entrepreneurs starting their business journey.
Owned and controlled by one individual or entity only
No minimum capital requirement to start
Fastest and simplest business registration process
Owner is personally liable for all business debts
Essential requirements to register your Sole Proprietorship
Why choose Sole Proprietorship structure
Simplest business structure with minimal paperwork and fastest registration
Lowest registration and maintenance costs compared to other business structures
Complete ownership and control over business decisions and operations
All business profits belong directly to the owner
Minimal regulatory requirements and easier tax filing
Easier to build personal relationships with customers and suppliers
Personal assets are at risk for business debts and liabilities
Dependent on owner's personal resources and capabilities
Business ceases to exist if owner becomes incapacitated or dies
Harder to raise capital or attract investors compared to corporations
No distinction between personal and business legal identity
Simple steps to register your Sole Proprietorship
Check business name availability through ACRA's online portal
Gather required documents including NRIC and business details
Submit registration application through ACRA's BizFile+ portal
Pay registration fee of SGD $15 online
Receive business registration confirmation and certificate
Stay compliant with Singapore regulations
File annual declaration with ACRA by 30th April each year
File Form B (Individual Income Tax Return) with IRAS annually
Register for GST if annual turnover exceeds SGD $1 million
Renew industry-specific licenses as required
Update ACRA within 14 days of any business address change
Let our experts handle your ongoing compliance requirements with our tailored packages.
View Compliance ServicesLet our expert team help you register your Sole Proprietorship quickly and efficiently.