Moving Your Business Offshore: ABN, ACN & GST Obligations

Introduction

When you move a business offshore, it is easy to assume your ABN, ACN, & GST registrations cancel themselves once you leave. Each is instead tied to business activity & legal structure, not to where you live, so each needs to be reviewed against the business’s circumstances.

This article explains what each registration is tied to, when it must be cancelled, when it should be kept, & what obligations continue while it stays active. It is written for Australian business owners planning an offshore move who want to avoid leaving registrations open too long or cancelling them too early.

Interactive Tool: See If You Should Keep or Cancel Your ABN, ACN & GST

Why These Registrations Do Not Automatically Cancel When You Leave

The Link Between Registrations & Business Activity

Relocating overseas does not decide whether an Australian Business Number (ABN), GST registration, or company registration remains appropriate. These registrations are tied to business activity criteria and legal obligations, not to where the owner lives. As a result, moving offshore does not automatically cancel or modify any of them.

Specifically:

• An ABN remains connected to the enterprise being carried on.
• GST registration depends on the business continuing to meet the relevant GST criteria.
• A company registration remains a separate compliance responsibility.

Therefore, an Australian business owner cannot treat an overseas move as a cancellation event.

The Risks of Incorrectly Managing Active Registrations

Keeping GST or other tax registrations active can leave reporting obligations after trading stops. Required business activity statements (BAS), including nil statements, must be lodged on the applicable reporting cycle. Late lodgment of required returns can lead to penalties.

On the other hand, cancelling an ABN or GST registration while Australian business activity continues can create compliance gaps. In addition, cancelling an ABN also cancels most linked registrations, including GST.

Your ABN; When to Keep It & When to Cancel It

Understanding the Purpose of an Australian Business Number

An ABN is an 11-digit identifier issued by the Australian Taxation Office (ATO) for tax reporting and business dealings. It is linked to carrying on an enterprise in Australia, not to the personal residency of the business owner.

For Australian business owners, the key question is whether an Australian enterprise continues. A foreign national or overseas-based business can hold an ABN where the relevant Australian business activity exists. The registration is not dependent on citizenship or living in Australia.

Retaining Versus Cancelling the ABN After Departure

An ABN can be retained where Australian business activity continues after departure. It should be cancelled where the business has permanently stopped trading, has been sold, or has been transferred offshore so that the Australian enterprise has genuinely ended.

Cancelling an ABN does not settle outstanding tax obligations. Cancelling it too early can also remove an identifier still needed for continuing Australian activity.

Your ACN; What Happens to Your Australian Company When You Leave

The Persistence of ASIC Company Registration

Leaving Australia does not remove an Australian company’s registration with the Australian Securities & Investments Commission (ASIC). An Australian Company Number (ACN) is the 9-digit identifier issued when an Australian company is registered, so the company remains a separate registered entity even when its owner or director lives overseas.

Practically, this matters for Australian business owners when relocation is treated as a reason to stop monitoring the company because the registration continues until a deliberate deregistration occurs.

Ongoing ASIC Obligations & Deregistration Consequences

While the company remains registered, its ASIC compliance obligations continue. From 1 July 2026, the proprietary company annual review fee is $342.

While registered, the company must also:

• maintain an Australian registered office;
• complete the required solvency resolution;
• confirm company details; and
• meet financial reporting obligations where applicable.

A proprietary company must have at least one director who ordinarily resides in Australia under Section 201A of the Corporations Act 2001 (Cth) (‘Corporations Act‘). Practically, this matters for business owners when the only Australian-resident director leaves, or when ASIC correspondence and reporting are not managed from overseas.

Missed obligations can lead to:

• late fees;
• restrictions on the company’s ability to operate in Australia; or
• deregistration.

Deregistering the company is a deliberate process with tax and legal consequences, including capital gains tax consequences.

Your GST Registration; When It Still Applies & When It Doesn’t

How GST Registration Interacts With an Offshore Move

Relocating overseas does not decide whether an Australian business keeps its GST registration. GST registration is tied to carrying on an enterprise in Australia and GST turnover, not to where the owner lives.

Registration becomes mandatory when annual GST turnover reaches $75,000, while voluntary registration is available below that threshold. Australian business owners may need to retain the GST registration where Australian enterprise activity continues or GST turnover remains above the registration threshold.

However, the GST registration may no longer be required where:

• the business is sold;
• the business is closed; or
• the business structure changes.

This creates a cancellation issue rather than a residency issue.

Managing Active BAS Lodgment Obligations

An open GST registration carries ongoing BAS obligations on the required reporting cycle, including nil statements where applicable.

A GST registration must be cancelled within 21 days of:

• selling the business;
• closing the business; or
• changing its business structure.

Voluntary cancellation may also be available where GST turnover falls below the compulsory registration threshold. However, cancelling too early can prevent the business from continuing to operate on a GST-registered basis and create compliance gaps.

What to Review & Action Before You Leave

Assessing Each Registration Against Legal Criteria

Relocating overseas does not decide whether an ABN, ACN, or goods & services tax (GST) registration remains necessary. Practically, this matters for Australian business owners when an offshore compliance review and structure remediation process must distinguish personal relocation from changes to the underlying business activity or legal structure.

The review should consider:

• ABN: whether an enterprise continues in Australia, or the business has stopped trading, been sold, or is being permanently closed.
• ACN: whether the Australian company will remain registered, with its ongoing ASIC obligations continuing.
• GST registration: whether the business remains required to register, or whether cancellation is available because the business has closed, changed structure, or its GST turnover is below the compulsory registration threshold.

Leaving an unnecessary GST or other tax registration open can create continuing reporting obligations, while premature cancellation can create compliance gaps.

Updating Details & Managing Ongoing Compliance

Registrations that are no longer required should be cancelled through the available ATO or ASIC channels, but cancellation does not remove outstanding reporting, payment, employee, superannuation, or record-keeping obligations. Before an ABN cancellation:

• all required activity statements and tax returns should be lodged;
• outstanding tax debts should be paid;
• employee obligations should be completed; and
• any unentitled refunds should be repaid.

Details for registrations that remain active must be kept current. An ABN’s details must be updated within 28 days of a change, while ASIC must be notified of relevant changes to company details within the applicable timeframe.

Practically, this matters for business owners when the following must continue from overseas:

• contact arrangements;
• correspondence monitoring;
• bookkeeping;
• BAS lodgment;
• tax reporting; and
• ASIC compliance.

Otherwise, missed notices can leave penalties accumulating while the registration remains open.

Conclusion

Moving overseas does not end Australian registration obligations. The ABN, company registration linked to the ACN, & GST registration each depend on business activity, tax reporting & legal structure — not the owner’s location. Australian business owners must review each registration separately because keeping an unnecessary GST or other tax registration active can create ongoing lodgment obligations, while cancelling one that remains required can create a compliance gap.

An Australian company’s ASIC registration also continues while the company remains registered, with annual fees, resident director, registered office, solvency & reporting obligations requiring attention. Australian business owners considering an offshore departure should request a free 15-minute suitability assessment with WealthSafe’s offshore compliance review and structure remediation specialists for tailored advice on the ABN, ACN & GST position. WealthSafe helps keep the resulting structure compliant, documented & consistent with how the business operates overseas.

Frequently Asked Questions