# Hong Kong Company Tax for Software Sellers: Profits Tax, VAT and Foreign GST

> Hong Kong tax guide for SaaS founders. Territorial profits tax, no VAT/GST domestically, but foreign consumption tax obligations when selling globally.
- **Author**: Deepak Jangir
- **Published**: 2026-09-28
- **Category**: Tax, Compliance, SaaS
- **URL**: https://dodopayments.com/blogs/en/hong-kong-company-tax-saas

---

Hong Kong has one of the most founder-friendly tax systems in the world. No VAT. No GST. A territorial profits tax system that only taxes income sourced in Hong Kong. For a software company, this sounds like a tax paradise.

Then you sell your first subscription to a customer in London. The UK charges 20 percent VAT on digital services. You owe it. Hong Kong's tax advantage does not exempt you from foreign consumption taxes.

This is the counter-intuitive reality that trips up Hong Kong SaaS founders: Hong Kong's domestic tax system is simple and favorable. But the moment you sell globally, you inherit foreign tax obligations that Hong Kong's territorial system does not eliminate.

This guide walks through the two-layer tax problem for a Hong Kong software company: what you owe Hong Kong, and what you owe the rest of the world.

## Layer 1: Hong Kong Domestic Tax

Hong Kong operates a territorial profits tax system. This means:

- **Only Hong Kong-sourced income is taxable.** If you earn income outside Hong Kong, it is not subject to Hong Kong tax.
- **No VAT or GST.** Hong Kong has no value-added tax or goods and services tax. There is no consumption tax on digital services sold domestically.
- **Corporate tax rate.** Two-tiered (as of 2026): 8.25 percent on the first HK$2,000,000 of assessable profits, and 16.5 percent on profits above that. This is one of the lowest in the world.
- **No capital gains tax.** Profits from selling assets are not taxed.
- **No dividend tax.** Dividends paid to shareholders are not taxed.

For a Hong Kong company selling software, this means:

- You register a company in Hong Kong (a Limited Company under the Companies Ordinance).
- You pay corporate tax on profits sourced in Hong Kong (e.g., sales to Hong Kong customers).
- You do not pay tax on profits sourced outside Hong Kong (e.g., sales to UK customers).
- You do not charge or remit VAT or GST domestically.

This is genuinely favorable. A US SaaS company pays federal income tax (21 percent) plus state income tax (0 to 11.5 percent, with New Jersey at the top of the corporate range) plus sales tax collection obligations. A Hong Kong company pays 8.25 percent on its first HK$2,000,000 of assessable profits and 16.5 percent on the balance, and nothing else domestically.

## Layer 2: Foreign Consumption Tax Obligations

Here is where the complexity enters. When a Hong Kong company sells a digital product to a customer outside Hong Kong, the destination country often charges consumption tax. The Hong Kong company is responsible for collecting and remitting it.

This is not Hong Kong tax. It is foreign tax. But it is your obligation as the seller. See our guide on [global VAT and GST for SaaS](https://dodopayments.com/blogs/global-vat-gst-ai-saas) for a comprehensive overview.

### UK VAT (20 percent)

When a Hong Kong company sells SaaS to a UK consumer, the UK charges 20 percent VAT. The Hong Kong company must:

- Register for UK VAT from the very first B2C sale. The GBP 90,000 registration threshold you see quoted everywhere applies only to businesses established in the UK. A Hong Kong company is a non-established taxable person, so no threshold protects it, and HMRC expects notification within 30 days of that first sale.
- Charge 20 percent VAT on invoices to UK consumers.
- File quarterly VAT returns with HMRC.
- Remit VAT to HMRC quarterly.

There is one common exception worth knowing. If every UK sale you make is to a VAT-registered UK business, the reverse charge applies, the customer accounts for the VAT instead of you, and those supplies do not create a registration obligation. The zero threshold bites on B2C, not B2B.

This is a UK obligation, not a Hong Kong obligation. But it falls on the Hong Kong seller. See our guide on [EU VAT for SaaS](https://dodopayments.com/blogs/eu-vat-saas-guide-2026) for details on UK and EU VAT requirements.

### EU VAT (17-27 percent)

The EU has 27 member states, each with its own VAT rate. When a Hong Kong company sells to an EU customer:

- For B2C sales (to consumers), charge the VAT rate of the customer's country.
- For B2B sales (to businesses with a VAT number), use reverse charge (no VAT collected).
- Register for the EU's non-Union One Stop Shop (OSS) scheme from your first B2C sale. The EUR 10,000 threshold quoted in most guides applies only to suppliers established in exactly one EU member state, so it gives a Hong Kong company nothing. A non-EU seller has no threshold.
- File quarterly OSS returns covering all 27 member states.

VAT rates range from 17 percent (Luxembourg) to 27 percent (Hungary). A single invoice to a French customer requires 20 percent VAT. An invoice to a Hungarian customer requires 27 percent.

### Australia GST (10 percent)

Australia charges 10 percent GST on digital services sold to Australian consumers. A Hong Kong company must:

- Register for Australian GST if annual sales exceed AUD 75,000.
- Charge 10 percent GST on invoices to Australian consumers.
- File quarterly GST returns with the Australian Tax Office.
- Remit GST quarterly.

### Japan Consumption Tax (10 percent)

Japan charges 10 percent consumption tax on digital services. A Hong Kong company must:

- Register for Japanese consumption tax if annual sales exceed JPY 10 million (approximately USD 70,000).
- Charge 10 percent consumption tax on invoices to Japanese consumers.
- File an annual consumption tax return with the Japanese tax authority. The return is due two months after the end of your fiscal year, not quarterly.
- Remit consumption tax with that annual return. Interim returns are required only if your prior-year consumption tax liability exceeds the statutory thresholds.

### US Sales Tax (0-10 percent, varies by state)

The US does not have a federal sales tax, but most states charge sales tax on digital goods. A Hong Kong company must:

- Register for sales tax in states where it has sales (nexus rules vary by state).
- Charge the correct sales tax rate for each state (rates range from 0 percent in some states to 10 percent in others).
- File monthly or quarterly sales tax returns in each state.
- Remit sales tax to each state.

This is operationally complex because US sales tax rates vary by state, county, and sometimes city. A single invoice to a US customer requires research to determine the correct rate. See our guide on [US sales tax for SaaS](https://dodopayments.com/blogs/us-sales-tax-saas) for details.

## The Two-Layer Tax Problem

Here is the structural reality:

| Layer | Jurisdiction | Tax Type | Rate | Your Obligation |
|-------|--------------|----------|------|-----------------|
| **Layer 1** | Hong Kong | Corporate income tax | 8.25% on the first HK$2,000,000 of assessable profits, 16.5% above | Pay on HK-sourced profits |
| **Layer 2** | UK | VAT | 20% | Collect and remit on UK sales |
| **Layer 2** | EU | VAT | 17-27% | Collect and remit on EU sales |
| **Layer 2** | Australia | GST | 10% | Collect and remit on AU sales |
| **Layer 2** | Japan | Consumption tax | 10% | Collect and remit on JP sales |
| **Layer 2** | US | Sales tax | 0-10% | Collect and remit on US sales |

A Hong Kong SaaS company selling globally must:

1. Track sales by customer country.
2. Calculate the correct consumption tax rate for each country.
3. Charge the tax on invoices.
4. File quarterly or annual returns in each country.
5. Remit tax to each country's tax authority.
6. Maintain audit-ready records for each jurisdiction.

This is not a Hong Kong tax problem. It is a global tax problem. Hong Kong's favorable domestic tax system does not eliminate it.

> The misconception is that Hong Kong's territorial tax system exempts you from foreign taxes. It does not. It exempts you from Hong Kong tax on foreign income. But the foreign country still taxes the sale. You are the seller. You owe it.
>
> - Rishabh Goel, Co-founder & CEO at Dodo Payments

## How a Merchant of Record Solves Layer 2

A [Merchant of Record](https://dodopayments.com/blogs/what-is-a-merchant-of-record) (MoR) is the legal seller of record. When you use an MoR:

- The MoR becomes the seller on invoices.
- The MoR registers for taxes in each country.
- The MoR calculates the correct tax rate per customer location.
- The MoR collects the tax on your behalf.
- The MoR files returns and remits tax to each country.
- You receive a single payout in HKD or USD, net of taxes.

This eliminates Layer 2 complexity. You still pay Hong Kong corporate tax on your profits (Layer 1), but the MoR handles all foreign consumption tax obligations (Layer 2). See our guide on [Merchant of Record for SaaS](https://dodopayments.com/blogs/merchant-of-record-for-saas) for details.

For a Hong Kong SaaS company, this is transformative. Instead of managing tax registrations in 10 countries, you manage one relationship with the MoR. Learn more in our guide on [how to sell software online](https://dodopayments.com/blogs/how-to-sell-software-online).

## Practical Example: A Hong Kong SaaS Company Selling Globally

Let's say you build a project management tool and sell annual subscriptions for USD 1,200 per year.

**Scenario 1: Using a Payment Gateway (You handle taxes)**

- Customer in London buys a subscription: USD 1,200.
- You charge 20 percent UK VAT: USD 240.
- Total invoice: USD 1,440.
- You remit USD 240 to HMRC quarterly.
- Customer in Paris buys a subscription: USD 1,200.
- You charge 20 percent French VAT: USD 240.
- Total invoice: USD 1,440.
- You remit USD 240 to French tax authority quarterly.
- Customer in Sydney buys a subscription: USD 1,200.
- You charge 10 percent Australian GST: USD 120.
- Total invoice: USD 1,320.
- You remit USD 120 to Australian Tax Office quarterly.

You now have three tax filings to manage, three different rates, three different filing deadlines. Scale this to 20 countries, and the operational burden is significant.

**Scenario 2: Using a Merchant of Record**

- Customer in London buys a subscription: USD 1,200.
- MoR charges 20 percent UK VAT: USD 240.
- Total invoice: USD 1,440 (issued by MoR).
- MoR remits USD 240 to HMRC.
- Customer in Paris buys a subscription: USD 1,200.
- MoR charges 20 percent French VAT: USD 240.
- Total invoice: USD 1,440 (issued by MoR).
- MoR remits USD 240 to French tax authority.
- Customer in Sydney buys a subscription: USD 1,200.
- MoR charges 10 percent Australian GST: USD 120.
- Total invoice: USD 1,320 (issued by MoR).
- MoR remits USD 120 to Australian Tax Office.

You receive a single monthly payout from the MoR: USD 3,360 (net of all taxes and fees). You do not file any foreign tax returns. The MoR handles all of it.

## Hong Kong Tax Residency and Foreign Income

One nuance that most guides get wrong: the Hong Kong profits tax charge does not turn on residency at all. Profits tax applies to any person carrying on a trade, profession or business in Hong Kong, on profits arising in or derived from Hong Kong. The Inland Revenue Department draws no distinction between residents and non-residents when it applies that charge.

The 180-day test you see quoted everywhere is about individual tax residence for tax-treaty purposes. It has nothing to do with whether your company owes Hong Kong profits tax.

So the two questions that actually decide your Hong Kong liability are whether you carry on a business in Hong Kong and where your profits are sourced, not how many days you or your directors spent in the territory.

Separately, you may be subject to tax in your own country of residence on worldwide income. That is a different issue from Hong Kong profits tax, but it matters for tax planning. If you are unsure, consult a tax advisor.

## Compliance and Audit Risk

The risk of not handling foreign consumption taxes correctly is real. Tax authorities in the UK, EU, Australia, and US actively audit digital service providers. Common audit triggers include:

- Missing VAT registration when sales exceed the threshold.
- Incorrect VAT rates on invoices.
- Missed quarterly or annual filings.
- Inconsistent tax treatment across invoices.

Penalties for non-compliance can include:

- Back taxes (the tax you should have collected).
- Interest (typically 5-10 percent per year).
- Penalties (typically 10-50 percent of the tax owed).
- In severe cases, criminal prosecution.

For a small SaaS company, a single audit can be financially devastating. This is why many founders choose an MoR: the audit risk transfers to the MoR, not the founder. See our guide on [VAT compliance for digital products](https://dodopayments.com/blogs/vat-compliance-digital-products) for more on compliance risks.

## FAQ

### Do I pay Hong Kong tax on sales to customers outside Hong Kong?

No. Hong Kong's territorial tax system means you only pay Hong Kong tax on Hong Kong-sourced income. Sales to UK, US, or Australian customers are not subject to Hong Kong tax. However, those countries tax the sale, and you owe their consumption taxes.

### What is the Hong Kong corporate tax rate?

Hong Kong applies two-tiered profits tax rates (as of 2026): 8.25 percent on the first HK$2,000,000 of assessable profits, and 16.5 percent on the balance above that. This is one of the lowest in the world. There is no capital gains tax, no dividend tax, and no VAT or GST.

### Do I need to register for VAT in the UK if I have one UK customer?

If that customer is a consumer, yes. A Hong Kong company is a non-established taxable person in UK law, which means the registration threshold simply does not apply to it. A single B2C sale creates the obligation, and you are expected to notify HMRC within 30 days. The GBP 90,000 figure quoted in most guides applies only to businesses established in the UK. If your only UK customers are VAT-registered businesses, the reverse charge applies instead and you do not need to register.

### Can I use a tax software to handle foreign consumption taxes?

Partially. Tax software like TaxJar or Avalara can calculate the correct tax rate per customer location and generate reports. But you still need to file returns and remit taxes to each country. The software automates calculation, not filing. A [Merchant of Record](https://dodopayments.com/blogs/merchant-of-record-for-individuals) handles both calculation and filing automatically.

### Is a Merchant of Record the only way to avoid foreign tax complexity?

No. You can hire a tax accountant or compliance team to handle it. But for most small SaaS companies, the cost of a tax team exceeds the cost of an MoR. An MoR is the most cost-effective solution.

### What happens if I do not register for VAT in the UK and have significant UK sales?

HMRC can assess back taxes, penalties, and interest. If you have GBP 100,000 in UK sales and did not register, you owe GBP 20,000 in VAT plus penalties. HMRC actively pursues digital service providers, so the risk is real.

### Can I charge customers in their local currency and let the payment processor handle taxes?

No. A payment processor (like Stripe) handles payment processing, not tax. You still owe the consumption tax to each country. The processor does not register for taxes or file returns on your behalf. See our guide on [payment gateway vs. Merchant of Record](https://dodopayments.com/blogs/merchant-of-record-vs-psp) for the distinction.

## Takeaway

Hong Kong's tax system is genuinely favorable for domestic operations. No VAT, no GST, and two-tiered profits tax at 8.25 percent on the first HK$2,000,000 of assessable profits and 16.5 percent above that. But this advantage does not extend to foreign sales. When you sell globally, you inherit foreign consumption tax obligations that Hong Kong's territorial system does not eliminate.

For a Hong Kong SaaS company, the choice is between managing foreign taxes yourself (operationally expensive) or using a Merchant of Record (operationally simple). Most founders choose the MoR as they scale.

For more on the MoR model, see [what is a Merchant of Record](https://dodopayments.com/blogs/what-is-a-merchant-of-record), [Merchant of Record for SaaS](https://dodopayments.com/blogs/merchant-of-record-for-saas), and [global VAT and GST for AI SaaS](https://dodopayments.com/blogs/global-vat-gst-ai-saas). For technical integration details, see the [MoR documentation](https://docs.dodopayments.com/features/mor-introduction), [integration guide](https://docs.dodopayments.com/developer-resources/integration-guide), and [webhook documentation](https://docs.dodopayments.com/developer-resources/webhooks).

To learn how Dodo Payments handles tax compliance for Hong Kong SaaS companies, visit [dodopayments.com](https://dodopayments.com) or check out our [pricing](https://dodopayments.com/pricing).
---
- [More Tax articles](https://dodopayments.com/blogs/category/tax)
- [All articles](https://dodopayments.com/blogs)