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SSIC Codes Singapore | How to Choose for Your Business

by Ishika Bhandari Mar 27, 2026 4 MIN READ

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Selecting the correct SSIC code is a key step when registering a company in Singapore. The Singapore Standard Industrial Classification (SSIC) system categorises business activities for regulatory and statistical purposes. Choosing the right accounting code ensures accurate classification of your company’s operations and compliance with the Accounting and Corporate Regulatory Authority requirements.

What is an SSIC Code?

An SSIC code is a numerical classification assigned to a business based on its primary and secondary activities. Every company registered in Singapore must select at least one activity, known as the primary SSIC code, and may optionally include a SSIC code if it engages in multiple activities. These codes are used by government agencies to determine licensing requirements, regulatory obligations, and industry classification.

Why SSIC Codes Are Important?

Choosing the correct ACRA SSIC code is critical as it determines whether your business requires specific licenses or regulatory approvals. Certain sectors, such as finance, education, and food services, are regulated and may need additional permits from authorities like the Accounting and Corporate Regulatory Authority. The selected ssic code also affects eligibility for government grants, tax incentives, and compliance obligations. An incorrect classification can lead to delays in approvals, increased scrutiny, or potential regulatory issues.

How to Choose the Right SSIC Code?

Identify Core Business Activity

The first step is to clearly define your main source of revenue. This helps in selecting the most accurate primary SSIC code that reflects your business operations.

Review Official SSIC Listings

Businesses should refer to the official SSIC directory provided by ACRA to identify codes that match their activities. Each code includes a detailed description to guide selection.

Consider Future Business Activities

If your company plans to expand into additional services, selecting an appropriate SSIC code can provide flexibility without requiring immediate amendments later.

Check Licensing Requirements

Before finalising your SSIC code, verify whether the selected activity requires regulatory approval. Certain codes trigger additional licensing obligations from relevant authorities.

Common Mistakes to Avoid

Many businesses choose an incorrect or overly broad SSIC code, which may not accurately reflect their actual operations. This can result in compliance issues, delays, or complications when applying for licenses under the Accounting and Corporate Regulatory Authority. Another common mistake is not selecting an additional ACRA SSIC code when operating across multiple activities. This limits operational flexibility and may require future amendments, increasing administrative effort and potential regulatory scrutiny.

How to Update SSIC Codes?

If a company’s business activities change, it must update its SSIC code by filing the relevant amendments with the Accounting and Corporate Regulatory Authority. This ensures the selected ACRA SSIC code accurately reflects current operations and meets compliance requirements. Keeping classifications updated helps avoid regulatory issues, delays in approvals, or licensing complications. Businesses should review their SSIC codes periodically, particularly during expansion, diversification, or restructuring, to maintain alignment with their actual activities and regulatory obligations.

Compliance Considerations

Companies must ensure that their selected ACRA SSIC code accurately reflects their actual business activities. Regulatory authorities, including the Accounting and Corporate Regulatory Authority, may review operations, and any mismatch can lead to penalties or increased scrutiny. Maintaining accurate records and updating the SSIC code when business activities change is essential for compliance. Regular reviews help prevent regulatory issues, ensure smooth operations, and avoid delays in approvals or licensing requirements.

How Arnifi Supports SSIC Code Selection?

Arnifi assists businesses in selecting the most appropriate SSIC code based on their operations and compliance requirements. It provides guidance on choosing the correct ACRA SSIC code, evaluates licensing implications, and supports documentation and filings. Arnifi also helps businesses update classifications as they grow, ensuring continued compliance and operational flexibility.

Conclusion

Choosing the right SSIC code in Singapore is a foundational step in company registration and compliance. The correct classification ensures smooth regulatory approvals, operational flexibility, and alignment with business activities. By carefully selecting both primary and secondary codes and reviewing them periodically, businesses can maintain compliance and support long-term growth.

FAQs

1. What is a primary SSIC code?

It represents the main business activity generating the highest revenue.

2. Is a secondary SSIC code mandatory?

No, but it is recommended for businesses with multiple activities.

3. Can SSIC codes be changed later?

Yes, companies can update them through ACRA.

4. Do SSIC codes affect licensing?

Yes, certain codes require additional regulatory approvals.

5. How many SSIC codes can a company have?

Typically, one primary and one secondary code.

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