Purification of Dividends: Calculator, Guidance & Zakat Support

Estimate dividend purification for your stocks and ETFs in seconds. Enter a ticker to view quarterly purification guidance for the past 6 quarters, then speak to a Vault advisor for personalized support on purification, zakat, and Shariah-conscious portfolio decisions.
This calculator is designed to help you understand how much dividend purification may be required based on recent quarterly data. For a full review of your holdings, methodology, and zakat treatment, speak to a Vault advisor.
Read further for more details:
For Shariah-compliant investors, building wealth is not only about performance, but also about ensuring investments remain aligned with Islamic principles. One of the most important concepts in Shariah-conscious investing is dividend purification. This applies when a company is considered broadly Shariah-compliant, but still earns a small portion of its income from non-permissible sources, such as interest income or other activities that do not fully comply with Islamic finance principles. In such cases, the investor may keep the investment, but should donate the non-permissible portion of the dividend to charity. This process is known as purification.
In simple terms, the purification amount is usually calculated by multiplying the dividend received per share by the purification ratio assigned to that company. The purification ratio reflects the proportion of non-permissible income relative to the company’s total revenue or total income, based on financial screening methodologies used by recognized Shariah screening providers. These methodologies are commonly informed by providers and standards such as AAOIFI, S&P Dow Jones Islamic Market Indices, MSCI Islamic Index Series, Refinitiv Islamic Finance, IdealRatings, and FTSE Russell Shariah indices.
Not all securities are treated the same way. Some companies may be fully compliant and require no purification at all. Others may be compliant but still require a small purification adjustment. And some securities may be non-compliant altogether, in which case the issue is not merely purification, but whether the holding should be avoided or replaced entirely. The same applies to ETFs: conventional broad-market ETFs often include exposure to non-compliant sectors, while dedicated Shariah-compliant ETFs may already perform purification internally at fund level.
A separate but related issue is zakat on investment portfolios. Zakat treatment depends on the nature of the assets held, the investor’s intention, and the methodology followed by the investor or their scholar. In practice, zakat on listed equities and funds may differ depending on whether the portfolio is held for long-term investment, active trading, or income generation. Because of this, purification and zakat should not be treated as identical concepts. Purification deals with cleansing non-permissible income, while zakat is a broader religious obligation based on qualifying wealth. Investors often benefit from reviewing both together as part of a full portfolio analysis.
Another commonly discussed question is whether capital gains should also be purified. There is no single universal practice. The majority view generally holds that capital gains do not require purification, because gains reflect market price movement rather than direct receipt of non-permissible income. A more conservative view applies the purification ratio to realized gains, while some investors take an intermediate approach. Because this is an area of scholarly interpretation, many investors choose to follow their preferred Shariah opinion in consultation with a qualified advisor.
Our calculator is designed to give you a practical starting point by showing estimated quarterly purification guidance for the past 6 quarters based on a stock or ETF ticker. It is helpful for initial awareness, ongoing portfolio review, and preparing for charitable giving, especially during periods like Ramadan when many investors prefer to settle purification alongside broader giving and zakat considerations.
For investors with more complex portfolios, concentrated positions, multiple jurisdictions, or questions about ETFs, dividends, capital gains, and zakat methodology, a personalized review can be more useful than a simple calculator result. At Vault, we help clients understand the practical side of purification and Shariah-conscious investing, while encouraging them to consult their own qualified Shariah advisors where needed.
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