4 Basic Principles of Islamic Inheritance Law: A Guide for Muslim Families

For Muslim families living in England and Wales, navigating the legal administration of an estate while observing faith-based principles can seem complex. However, the foundational rules of Islamic inheritance offer a structured approach to distributing wealth after a person dies.

When preparing an Islamic Will, understanding these rules helps you to make informed decisions that respect both your religious obligations and the practical needs of your family. This article outlines four basic principles that underpin the Islamic law of inheritance.

This article provides general information, not an individual inheritance calculation, legal opinion, or religious ruling. The correct distribution depends on the full family and financial circumstances at the date of death.

1. Fixed shares take priority

Islamic inheritance is largely based on a system of fixed shares (known as Fara’id). The Qur’an identifies specific relatives who may be entitled to a predetermined fraction of the estate. These can include a surviving spouse, parents, and children.

At a high level, Islamic inheritance calculations take account of the estate’s obligations, including debts, funeral expenses and any permitted bequests, before the remaining estate is divided. A bequest is generally limited to up to one-third of the estate, subject to the relevant conditions. The exact fraction each heir receives depends on the full list of surviving relatives. For example, a surviving husband’s fixed share differs depending on whether the deceased left children.

Muslim siblings together, representing family inheritance considerations

2. Shares vary based on responsibility

A well-known principle within Islamic inheritance is that, in certain specific relationships, a male heir may receive twice the share of a female heir in the same class. The most common example is the division between a son and a daughter.

This principle is tied to the traditional Islamic framework of financial responsibility. Under this framework, male relatives carry an ongoing obligation to financially support the female members of their family, whereas women have the right to keep their inheritance for their own independent use. Because these rules apply differently depending on the exact family structure, a carefully prepared Islamic Will and appropriate specialist advice can help you record your wishes with greater clarity.

Image showing Muslim mother and daughter hugging

3. Spouses and parents have protected rights

Islamic inheritance and the statutory intestacy rules of England and Wales are separate frameworks. If someone dies without a valid Will, the law determines who inherits; the result may not reflect the Islamic inheritance principles a family wishes to observe.

Under Islamic inheritance principles, a surviving spouse may receive a fixed share rather than the entire estate where other eligible heirs are alive. Parents may also have an entitlement, depending on the family structure. The calculation should be made from the complete facts of the estate and family, rather than from a single rule or example.

If you wish to provide additional support or specific assets to a surviving spouse while remaining within these principles, tailored estate planning—such as considering a trust-based Islamic Will—may be an option.

Elderly Muslim Couple looking at a smartphone together.

4. A remaining balance may pass to other eligible heirs

Once the relevant fixed shares have been considered, there may be a remaining balance (often called the residue). The rules governing that balance are detailed and depend heavily on exactly who has survived. Some relatives may be excluded when a closer eligible relative is alive.

Do not try to calculate the final distribution from a short online guide. A complete calculation may require consideration of fixed shares, residual heirs, excluded heirs, debts, bequests and the relevant scholarly approach. Obtain specialist support where your family circumstances, assets or intended distribution are complex.

Three generation family making a safari in the desert of Dubai

How to approach your estate planning

While these four principles provide the foundation, every family is different. Changes in circumstances—such as marriage, divorce, or the birth of a child—can significantly alter who is entitled to inherit and in what proportion.

Because rules and personal circumstances change, you should avoid treating a general article as individual advice. A Will should be prepared in a form that is valid in England and Wales while reflecting the Islamic principles you wish to observe. You can explore Qadar Wills’ Islamic Will options and read our guide to joint property ownership for Muslim couples if you own a home with another person.

For Muslim families in Maidstone and across Kent, Qadar Wills can discuss the available options and whether a home visit is available for your circumstances. Contact the team to begin the conversation.

Qadar Wills supports Muslim families in Maidstone, across Kent and throughout England and Wales. Contact Qadar Wills to discuss a Kent home visit.

Last reviewed: 11 August 2026 by Russell Ali.

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