1. What is Singapore GST?

GST (Goods and Services Tax) is a value-added tax levied on most goods and services in Singapore. The current rate is 9% as of 2025, applied to the taxable amount of goods and services.

2. How Does the Calculator Work?

The calculator uses the GST formula:

Where:

• \( Amount \) — The base amount before GST (dollars)
• \( 0.09 \) — The GST rate (9%)

Explanation: The calculation multiplies the base amount by the current GST rate of 9% to determine the GST amount payable.

3. Importance of GST Calculation

Details: Accurate GST calculation is essential for businesses to properly account for tax liabilities, prepare accurate invoices, and comply with Singapore's tax regulations. It also helps consumers understand the total cost of purchases.

4. Using the Calculator

Tips: Enter the base amount in Singapore dollars (without GST). The amount must be a positive number. The calculator will compute the 9% GST amount.

5. Frequently Asked Questions (FAQ)

Q1: What is the current GST rate in Singapore?
A: The current GST rate in Singapore is 9% as of 2025.

Q2: Are all goods and services subject to GST?
A: Most goods and services are subject to GST, but there are exemptions for certain financial services, residential properties, and imported investment precious metals.

Q3: How is GST different from sales tax?
A: GST is a value-added tax applied at each stage of production and distribution, while sales tax is typically applied only at the final point of sale to consumers.

Q4: Who needs to register for GST in Singapore?
A: Businesses with taxable turnover exceeding S$1 million in the past 12 months or expected to exceed S$1 million in the next 12 months must register for GST.

Q5: Can GST be reclaimed by businesses?
A: Yes, GST-registered businesses can claim input tax credits for GST paid on business purchases and expenses, subject to certain conditions and documentation requirements.