Hong Kong’s Depreciation Allowance
Business Registration, Doing Business in Hong Kong

The Smart Business Owner’s Guide to Hong Kong’s Depreciation Allowance

Filippo Sannazzaro

May 2, 2025

Depreciation allowances in Hong Kong are like hidden treasure chests scattered throughout your financial statements—if you know where to look. While most business owners focus on immediate cash flow and quarterly results, the savvy ones are quietly reclassifying assets and restructuring capital expenses to create massive tax deferrals. It’s financial optimization that can translate to millions in savings, yet many companies leave this money on the table simply because the details seem too technical or the benefits too distant.

What’s remarkable is that these potential windfalls aren’t even tax loopholes—they’re built right into Hong Kong’s tax framework, practically begging to be optimized. The difference between average and exceptional financial performance often comes down to how meticulously you approach these seemingly mundane classification decisions.

So what exactly are these magical tax-reducing instruments? Let’s dive into the details.

What Are Depreciation Allowances?

Under Hong Kong’s profits tax system, companies are not allowed to deduct capital expenditure directly when calculating taxable profits. However, they can claim depreciation allowances on qualifying fixed assets. These allowances spread the cost of an asset over its useful life, reducing taxable income over time.

Eligible assets include self-use or rental properties, office equipment, motor vehicles, and plant and machinery. The key is understanding how different categories of assets are treated for tax purposes—and how a detailed depreciation review can help you maximise your entitlements.

Why a Depreciation Review Matters

Capital projects often involve both structural and mechanical elements. If all costs are lumped together as building expenditure, the depreciation claim may be minimal. But a depreciation review can reclassify part of the spending as plant and machinery, which typically attracts faster depreciation rates.

Example: A company spends HK$100 million on building a commercial property. If the entire amount is classified as a building cost, only HK$4 million can be claimed as depreciation annually. However, if 20% of the cost is properly allocated to plant and machinery, the first-year depreciation allowance increases to HK$17.6 million, creating a tax deferral benefit of about HK$2.8 million.

Common Asset Categories and Allowance Rates

Here’s a simplified table showing how various types of fixed assets are treated for tax purposes in Hong Kong:

Asset TypeAllowance TypeInitial AllowanceAnnual Allowance
Commercial Property (for rental or own use)Commercial Building Allowance (CBA)N/A4% of qualifying cost
Industrial Property (used in manufacturing or specified trades)Industrial Building Allowance (IBA)20%4% per year
Office Furniture and EquipmentPooled Assets60%10%, 20%, or 30% based on asset type
Motor Vehicles30% Pool60%30% of remaining balance
Computer Hardware, Software, MachineryPrescribed Fixed Assets100% in year of purchaseN/A

Note: Second-hand properties or assets may follow different calculation rules depending on their acquisition terms.

Important Points to Keep in Mind

  • Hire Purchase Assets: These are eligible for depreciation, but calculations differ based on financing structure.
  • Intangible Assets: Certain intangibles are also eligible for deductions—depending on how they’re defined under Hong Kong tax rules.
  • Asset Disposals: Selling fixed assets may trigger balancing charges or deemed income, affecting your overall tax liability.
  • Conditions Apply: All depreciation claims must meet specific criteria laid out in the Inland Revenue Ordinance.

How Monx Can Help

Claiming depreciation allowances the right way can lead to significant tax savings, especially for capital-intensive projects like property development, renovations, and infrastructure upgrades.

At Monx, we bring together specialist knowledge, industry-specific insights, and a proven methodology to help businesses optimise their claims. Our team prepares technical reports that ensure every eligible cost is identified and substantiated—making the process smooth, cost-effective, and audit-ready.

Contact us today!

Got a question?

You’ll get a reply within 24 hours