Dividend Purification: How to Calculate & Donate Impure Revenue
Under modern Shariah screening guidelines (such as AAOIFI Standard No. 21 and the Dow Jones Islamic Market methodology), publicly traded corporations whose primary business is Halal are permissible for investment even if they have minor, incidental non-compliant income—provided such income constitutes less than 5% of total revenue. However, Muslim investors cannot retain this non-compliant portion. It must be mathematically isolated and donated to public charity. This essential process is known as Dividend Purification (Tat'hir).
The AAOIFI Standard No. 21 Purification Formula
The global standard for purifying dividend payments is articulated in AAOIFI Shariah Standard 21 (Investment in Equities):
Step-by-Step Practical Calculation Example
Let us walk through a real-world calculation for an investor holding shares in a technology corporation:
- Investor Holdings: 500 shares of TechCorp.
- Dividend Paid: $2.00 per share → Total Dividend Received = $1,000.00.
- TechCorp Annual Total Revenue: $10,000,000,000 ($10 Billion).
- TechCorp Non-Permissible Revenue (Interest on bank cash): $120,000,000 ($120 Million, or 1.2% of total revenue).
- Purification Ratio: $120M / $10,000M = 1.2% (0.012).
- Purification Obligation: $1,000.00 × 0.012 = $12.00.
Result: Out of the $1,000 dividend received, $988.00 is pure Halal income, and $12.00 must be donated to charity.
Do You Need to Purify Capital Gains?
According to the overwhelming consensus of contemporary Fiqh academies (including AAOIFI and the Islamic Fiqh Academy of the OIC), capital gains realized from selling shares do not require purification. Capital appreciation reflects the market valuation of the corporation's underlying tangible and intangible assets, future growth potential, and brand equity—not the distribution of impure cash revenues. Only distributed dividend cash flows require purification.
How and Where to Donate Purified Funds
- Intent (Niyyah): Purified funds must be disbursed with the intention of cleansing illicit wealth, not with the intention of earning charitable reward (Thawab) for Sadaqah.
- Eligible Recipients: Funds should be directed toward public utility projects, medical relief, disaster relief, poverty alleviation, or supporting the destitute.
- No Personal Tax Deductions: Because purified funds do not represent lawful personal wealth, many scholars advise against using them to claim personal income tax write-offs.
Frequently Asked Questions
Do Shariah ETFs like SPUS automatically deduct purification?
No. Shariah ETFs distribute gross dividend income. However, fund managers publish annual purification factors on their fund websites so shareholders can calculate their exact dollar amount.
What if a company pays no dividends (e.g. Berkshire or growth stocks)?
If a company pays zero dividends, there is no dividend cash flow to purify. Investors simply monitor that the company continues to satisfy the core debt and liquidity screening criteria.
Written by Md Mamunur Rasid
Md Mamunur Rasid is the founder and lead financial systems researcher at EthicVestor. He specializes in algorithmic compliance for Islamic capital markets, Shariah equity screening (AAOIFI Standard 21), and quantitative personal wealth modeling.
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