How Can You Improve Cash Flow by Managing Duty and Tax?

Key Takeaways 

The Liquidity Unlock: Moving from transactional payments to monthly deferral can free up 15% to 25% of your working capital.

Interest-Free Credit: Schemes like Singapore's Import GST Deferment Scheme (IGDS) allow you to postpone tax payments, improving cash flow.

The 2026 Shift: New rules for compliant merchants in Asia provide expanded access to liquidity and credit, particularly for those with Secure Trade Partnership (STP) status.

Digital Consolidation: Replacing individual invoices with one monthly statement reduces admin work by up to 40%.

Cash is the lifeblood of high-volume trade. Many businesses treat customs duty and Goods and Services Tax (GST) as a transactional expense that must be paid at the border before goods are released. This approach traps massive amounts of capital in a dead zone for weeks or months. In 2026, savvy financial officers are moving away from upfront payments to use strategic liquidity models instead.

Why is upfront duty payment a hidden cost to your business?

Paying taxes at the gate is a 20th-century model that drains your liquidity. When you pay duties and GST per shipment, that capital is unavailable for marketing or new product development until you actually sell the goods.

Cost of Capital: Upfront payments erode your profit margins over the financial year.

The 30-Day Window: Keeping your money for an extra month gives you a zero-interest credit line where local laws allow. Schemes like the Import GST Deferment Scheme (IGDS) are designed for this purpose.

Trusted Trader Status: We help you prepare the documentation required to meet the standards for government programs like Secure Trade Partnership (STP).

Financial Lever: Shifting to monthly payments transforms customs from a bottleneck into a tool for growth.

We help you move away from paying per shipment so you can start paying per month. This keeps your funds in your bank account longer.

What is a duty deferment account and how do you use it?

In Singapore, managing duty and tax payments efficiently is often done via an Inter-Bank GIRO (IBG) account with Singapore Customs. This allows for direct, automated deductions for duties and GST, streamlining payments. For greater cash flow benefits, businesses can apply for schemes that defer the tax payment altogether.

One Monthly Payment: Your accounts payable team handles a consolidated tax amount on your GST return instead of dozens of individual payments at the point of entry.

Predictable Outgoings: Deferral makes it easier for your finance team to forecast cash needs, especially around peak seasons like Chinese New Year.

Better Audit Trail: Your monthly statement provides a clear view of your total tax liability for reporting.

Digital Management: You can record your payment details in MyBill to help your team track these movements.

Consolidated billing is one of the most effective ways to manage a predictable cash flow. It simplifies your bookkeeping and protects your bank balance.

How does the Singapore Deferred GST scheme work in 2026?

While Australia provides a strong model for liquidity management, Singapore offers its own powerful equivalent: the Import GST Deferment Scheme (IGDS), administered by the Inland Revenue Authority of Singapore (IRAS). Under traditional rules, you pay GST at the border and then claim it back later. This creates a cash flow gap.

Skip the Border Payment: The IGDS scheme allows approved businesses to defer import GST payment until their monthly GST returns are due.

Keep Your Funds: It is a non-cash transaction at the point of import that keeps your money working in your business.

Eligibility Rules: You must be a GST-registered business with a good compliance record with both IRAS and Singapore Customs.

Brokerage Support: Our team of Declaring Agents in Singapore can support your declarations to ensure they are correctly processed under the IGDS scheme.

In 2026, this system is a vital tool for any merchant shipping into Singapore. For businesses exporting to multiple markets, such as a local coffee producer shipping to Japan and Australia, understanding how these schemes work in each country is crucial for efficient capital management.

How can Authorised Economic Operator status improve your credit?

Many markets are expanding access to duty deferral for compliant manufacturers and merchants. In Singapore, this is achieved through the Secure Trade Partnership (STP) programme, which is the local equivalent of the Authorised Economic Operator (AEO) scheme.

Extended Windows: STP-Plus status, the highest tier, is a key enabler for accessing facilitation benefits like reduced inspections and can support applications for schemes like IGDS.

Manufacturing Support: This is a major help for companies that need to process raw materials arriving at Changi Airport or the Port of Singapore before seeing a return.

Documentation Readiness: We help you navigate the application process to ensure your internal controls meet government standards for supply chain security.

Tax Alignment: This status is your most valuable asset when dealing with customs authorities across Asia. For instance, the Mutual Recognition Arrangement (MRA) between Singapore and India means STP-certified exporters benefit from expedited clearance.

Access to these liquidity schemes helps you scale your operations without needing constant cash injections. We provide the expertise of a Declaring Agent to help you maintain this status.

DDP vs DAP: Which term is better for your cash flow?

Choosing between these terms is a constant balance between customer experience and your bank balance.

DDP for Growth: You pay the duties and taxes. This removes friction for the customer but requires you to have the cash ready upfront.

DAP for Liquidity: The customer pays the tax. This protects your balance but risks the customer refusing the delivery when they see the bill.

Strategic Switching: You can start a new market with DAP to protect cash and then switch to DDP once your volume grows.

Duty Payer Change: DHL allows you to change who pays the tax on a shipment-by-shipment basis depending on your account setup and local rules.

Using a strategic approach to these terms helps you enter new markets without over-stretching your capital.

How can accurate valuation prevent tax overpayment?

If you over-value your goods, you are giving the government an interest-free loan. A common mistake is including non-dutiable costs in the taxable base.

FOB vs CIF: You must know that Singapore law requires the Cost, Insurance, and Freight (CIF) model for valuing imports. This means the dutiable value includes the cost of the goods plus the cost of freight and insurance to bring them to Singapore.

Separate Costs: We help you correctly structure your commercial invoices to ensure you only pay tax on the correct CIF value.

Customs Audits: Our advisory services check your invoices to help you ensure your dutiable value is correct.

Local Rules: You should check the Singapore Customs rules for CIF valuation to avoid wasting funds on recoverable GST.

A variance of even 5% in valuation can lead to overpayments of more than S$6,750 in wasted tax payments over a single quarter.

Ready to reclaim your working capital?

Improving your duty and tax payments is a fast way to increase your returns. By moving away from transactional payments and using deferral schemes, you turn your logistics into a source of liquidity. Speak to a DHL specialist today to check your payment strategy and keep your cash in your business.

Frequently Asked Questions