Income Purification Calculator
You may use this calculator to estimate the amount of income purification. These purification factors are calculated quarterly at the last day of quarter and shared within 30 days of end of quarter.
SPSK does not require purification because Sukuk are Sharia-compliant by definition
SPRE will post purification calculations starting in January 2022. Purification calculation requires at least one year of performance history.
This information is for educational purposes only and is not intended to be investment or spiritual advice. The purification factors are determined using a methodology developed by ShariaPortfolio in accordance with the Accounting and Auditing Organization for Islamic Financial Institutions (
Purification is distinct from zakat. Typically, zakat paid to a charity is determined on one’s overall wealth. These purification factors are specifically meant to cover the dividend income paid by equity securities that may be derived from haram sources.
ShariaPortfolio does not pay or deduct the purification amounts from your account(s) as this may create undesirable tax implications. We encourage you to seek the counsel of your local Imam for advice on where and how to pay the purification amount.