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Accounting and Corporate Regulatory Authority

Overview of managing a sole proprietorship or partnership

Get everything you need to know about managing your business in a single place, such as key requirements and Bizfile eService fees.

Last updated 13 March 2026

After registration

Use our post-registration guide to check:

  • Immediate next steps required, such as applying for Corppass, licenses and permits

  • What you need to do before you start operations

Key compliance requirements

You must follow these rules to keep your business active and lawful.

Overview of ongoing requirements

Sole proprietorship and partnership requirements

Requirement

What you need to do

  1. Top up your CPF Medisave accounts

If you are self-employed and earn over $6,000 a year, you need to either:

  • Pay your Medisave contributions in full

  • Set up a GIRO arrangement with the CPF Board

Consequences: If you or your owners have outstanding payments, your business registration may be cancelled early and a notice will be sent to all owners or partners to inform them accordingly. You will not be able to renew your business registration too.

Log in to CPF's self-employment dashboard to:

  • Check your payment status

  • Set up payment arrangements, such as GIRO

More details: Saving under the Self-Employed Scheme

  1. Renew your business registration

You must renew your registration every one or three years to keep your business active.

Tip: Set reminders to renew your registration. You can renew it up to 60 days before it expires.

  1. Keep your business information updated

Update your business information within 14 days of any change.

Penalty: Late lodgement penalties

  1. Use your registered business name

You must use your registered business name. It is not allowed to operate under another name unless it is registered.

Tip: Learn more about common offences for sole proprietorships and partnerships.

Converting or closing your business

Find out how to:

Related pages

Buying business information

Learn about ACRA information products, such as Business Profiles and certificates. Find out how to download and verify your documents.

Checking alerts and notifications from ACRA

Find out when ACRA sends alerts to your email and Bizfile inbox. Watch our video to learn how to use the inbox and to-do list features.

Guides and forms

Access step-by-step guides, forms and templates to comply with ACRA's requirements and file through Bizfile eServices.

Service & transaction fees: Sole proprietorships & partnerships

Check the fees for key Bizfile transactions for sole proprietorships and partnerships in Singapore.