Islamic Inheritance Calculator (Faraid/Mirath)

Estimate the distribution of an estate according to Islamic principles using this inheritance islamic calculator. It provides shares for key heirs based on Quran and Sunnah.

Calculate Inheritance Shares

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Heirs Information:

Results of Inheritance Distribution

The calculation first deducts funeral expenses and debts from the total estate. Then, the Wasiyyah (up to 1/3 of the net) is deducted. The remaining distributable estate is divided among the heirs (spouse, children, parents) according to their prescribed shares (Fard) and residual shares (Asabah) based on the Quran and Sunnah, with sons receiving twice the share of daughters when inheriting together as residuaries. The calculator handles basic scenarios; complex cases with more relatives, Radd, or Aul may require expert consultation.

Heir Shares Summary

Heir	Number	Individual Share	Total Share	Fraction
Spouse (None)	0	0.00	0.00	–
Sons	0	0.00	0.00	–
Daughters	0	0.00	0.00	–
Father	0	0.00	0.00	–
Mother	0	0.00	0.00	–
Total Distributed	–	–	0.00	–

Summary of shares allocated to each category of heir.

What is an Inheritance Islamic Calculator?

An inheritance islamic calculator, also known as a Faraid or Mirath calculator, is a tool designed to determine the distribution of a deceased Muslim’s estate according to the principles of Islamic law (Sharia). Islamic inheritance laws are explicitly detailed in the Quran and further elaborated in the Sunnah (teachings and practices of Prophet Muhammad, peace be upon him).

This calculator helps users understand how the assets left behind by a deceased person are divided among their rightful heirs after settling funeral expenses, debts, and bequests (Wasiyyah). The rules are quite specific and depend on the surviving relatives, their gender, and their relationship to the deceased.

Who Should Use It?

Anyone interested in understanding or applying Islamic inheritance laws can use this inheritance islamic calculator. This includes:

• Individuals planning their estate according to Islamic principles.
• Executors of wills or administrators of estates for deceased Muslims.
• Heirs who want to understand their potential share.
• Students of Islamic law or finance.
• Legal professionals dealing with Islamic inheritance cases.

Common Misconceptions

There are several misconceptions about Islamic inheritance:

• Only males inherit: This is false. Females, such as daughters, mothers, wives, and sisters, have prescribed shares.
• A will (Wasiyyah) can override Quranic shares: A Wasiyyah is limited to a maximum of one-third of the net estate and cannot be made in favor of an heir who is already entitled to a fixed share (unless other heirs consent after the death of the testator).
• All debts are forgiven upon death: Debts must be paid from the estate before distribution to heirs.
• The 2:1 ratio for sons and daughters always applies: This ratio applies when sons and daughters inherit together as residuaries (‘Asabah), but there are many situations where females inherit fixed shares (Fard) independent of this ratio, or even where a female might inherit and a male in a similar category might not. Our inheritance islamic calculator tries to model this.

Inheritance Islamic Calculator Formula and Mathematical Explanation

The calculation of shares in Islamic inheritance is a systematic process:

1. Gross Estate: The total value of all assets left by the deceased.
2. Deductions:
   • Funeral and burial expenses (reasonable costs).
   • Debts owed by the deceased (to Allah, like Zakat, or to people).
3. Net Estate (after expenses/debts): Gross Estate – Funeral Expenses – Debts.
4. Wasiyyah (Bequest): A bequest made by the deceased, valid up to one-third (1/3) of the Net Estate after expenses and debts. If it exceeds 1/3, it’s only valid for the excess if all other Quranic heirs consent after the testator’s death. The amount used is `min(Wasiyyah Amount, Net Estate / 3)`.
5. Distributable Estate: Net Estate – Valid Wasiyyah Amount. This is the amount to be distributed among the Quranic heirs.
6. Distribution to Heirs: The distributable estate is divided among the heirs based on their prescribed shares (Fard) and residual shares (Asabah).

Key heirs and their basic shares (this is simplified, many conditions apply):

• Husband: 1/2 if no children/child of son, 1/4 if there are children/child of son.
• Wife/Wives: 1/4 if no children/child of son, 1/8 if there are children/child of son (shared equally if more than one wife).
• Father: 1/6 if there are children/child of son. If only daughters and no sons/son’s sons, 1/6 + residue. If no children/child of son, he is a residuary heir.
• Mother: 1/6 if there are children/child of son OR multiple siblings. 1/3 if no children/child of son and not multiple siblings (with exceptions like Umariyyatain cases).
• Son(s) and Daughter(s): They inherit as residuaries (‘Asabah) after fixed sharers are given their shares, with a son receiving twice the share of a daughter (2:1 ratio).
• Daughter(s) only: 1/2 if one and no son, 2/3 shared if two or more and no son.

The inheritance islamic calculator applies these rules sequentially. If the sum of fixed shares is less than 1 (Radd) or more than 1 (Aul), adjustments are made, which our basic calculator notes but may not fully implement in very complex cases.

Variables Table

Variable	Meaning	Unit	Typical Range
Total Estate	Value of all assets	Currency	0+
Funeral Expenses	Cost of funeral/burial	Currency	0+
Debts	Outstanding debts	Currency	0+
Wasiyyah	Bequest amount	Currency	0 up to 1/3 of net estate
Spouse	Husband/Wife/None	Categorical	–
Sons	Number of sons	Integer	0+
Daughters	Number of daughters	Integer	0+
Father Alive	Yes/No	Boolean	–
Mother Alive	Yes/No	Boolean	–

Practical Examples (Real-World Use Cases)

Example 1: Deceased leaves a Wife, 2 Sons, 1 Daughter, and Parents

Let’s assume:

• Total Estate: 250,000
• Funeral Expenses: 3,000
• Debts: 12,000
• Wasiyyah: 10,000

Using the inheritance islamic calculator:

1. Net Estate = 250,000 – 3,000 – 12,000 = 235,000
2. Max Wasiyyah = 235,000 / 3 = 78,333.33. Actual Wasiyyah (10,000) is valid.
3. Distributable Estate = 235,000 – 10,000 = 225,000
4. Wife’s share (with children) = 1/8 * 225,000 = 28,125
5. Father’s share (with children) = 1/6 * 225,000 = 37,500
6. Mother’s share (with children) = 1/6 * 225,000 = 37,500
7. Remaining for children = 225,000 – 28,125 – 37,500 – 37,500 = 121,875
8. Shares for children (2 sons, 1 daughter = 2*2 + 1*1 = 5 parts):
   • Each Son gets (2/5) * 121,875 = 48,750
   • Daughter gets (1/5) * 121,875 = 24,375

Example 2: Deceased leaves a Husband, no Children, and Mother

Let’s assume:

• Total Estate: 100,000
• Funeral Expenses: 1,500
• Debts: 3,500
• Wasiyyah: 0

Using the inheritance islamic calculator:

1. Net Estate = 100,000 – 1,500 – 3,500 = 95,000
2. Wasiyyah = 0
3. Distributable Estate = 95,000
4. Husband’s share (no children) = 1/2 * 95,000 = 47,500
5. Mother’s share (no children, no multiple siblings) = 1/3 * 95,000 = 31,666.67
6. Remaining (if any, would go to other residuary heirs, if none, may involve Radd, depending on school of thought). Total fixed shares = 1/2 + 1/3 = 5/6. Remainder = 1/6 or 15,833.33. How this remainder is distributed (Radd) depends on fiqh, often proportionally back to fixed sharers other than spouse. Our basic inheritance islamic calculator will highlight this remaining amount.

How to Use This Inheritance Islamic Calculator

1. Enter Estate Details: Input the Total Estate Value, Funeral & Burial Expenses, Debts, and any Wasiyyah/Bequest amount.
2. Specify Heirs: Select the spouse (if any), enter the number of sons and daughters, and indicate if the father and mother are alive.
3. Calculate: Click “Calculate” (or the results update automatically as you type).
4. View Results: The calculator will display:
   • Net Estate and Distributable Estate.
   • Shares for each category of heir (Spouse, Sons, Daughters, Father, Mother).
   • A chart and table summarizing the distribution.
5. Understand Limitations: Our inheritance islamic calculator covers common scenarios. For complex cases involving more distant relatives, or situations of Radd (return) and Aul (increase), or differences between Islamic schools of law (Madhahib), consult a knowledgeable scholar or Islamic legal expert.
6. Reset and Copy: Use “Reset” to clear and “Copy Results” to copy the details.

The results provide an estimate based on generally accepted principles. For binding legal distribution, especially in complex family structures, consultation with a qualified scholar is essential.

Key Factors That Affect Inheritance Islamic Calculator Results

The distribution of an estate in Islam is divinely ordained and depends on several factors:

1. Surviving Heirs: The presence or absence of certain relatives (like children, parents, spouse) drastically changes the shares of others. For example, a husband gets 1/2 without children but 1/4 with children.
2. Number and Gender of Children: The number of sons and daughters affects their individual shares and the shares of parents and spouse. The 2:1 ratio (son:daughter) is significant when they inherit as residuaries.
3. Presence of Parents/Grandparents: Parents and grandparents have specific shares depending on the presence of children or other heirs.
4. Debts and Expenses: All legitimate debts and reasonable funeral expenses must be paid *before* any distribution to heirs or payment of Wasiyyah.
5. Wasiyyah (Bequest): A valid Wasiyyah (up to 1/3 of net estate after debts/expenses, not to an heir) is executed before the remaining estate is distributed among Quranic heirs.
6. Marital Status of Deceased: Whether the deceased was married and who the surviving spouse is (husband or wife) determines the spouse’s share.
7. Madhhab (School of Law): While the core principles are the same, there can be minor differences in the interpretation and application of inheritance laws among the different schools of Islamic jurisprudence (Hanafi, Maliki, Shafi’i, Hanbali), especially concerning more distant relatives or complex cases. Our inheritance islamic calculator uses a generally common approach.
8. Radd and Aul: If the sum of fractional shares is less than 1 (Radd), the remainder is usually redistributed. If it’s more than 1 (Aul), all shares are proportionally reduced. This is a more advanced topic.

Frequently Asked Questions (FAQ)

1. What is Faraid or Mirath?

Faraid (or Ilm al-Faraid/Mirath) is the branch of Islamic law that deals with the distribution of a deceased Muslim’s estate according to the Quran and Sunnah. Our inheritance islamic calculator is based on these principles.

2. Can I give all my property through a will (Wasiyyah) in Islam?

No. A Wasiyyah is limited to a maximum of one-third of the net estate after debts and funeral expenses. The remaining two-thirds (or more, if no Wasiyyah is made or it’s less than 1/3) must be distributed according to the fixed Quranic shares. Also, a Wasiyyah cannot be made to an heir who is already entitled to a share, unless other heirs agree after death.

3. What happens if there are no sons, only daughters?

If there is one daughter and no sons, she gets 1/2. If there are two or more daughters and no sons, they share 2/3 equally. The remainder goes to other residuary heirs (like father, grandfather, brothers, etc.) if present, after other fixed sharers get their due. Our inheritance islamic calculator handles this for parents and spouses alongside daughters.

4. Do adopted children inherit in Islam?

Adopted children do not automatically inherit as per traditional Islamic law because inheritance is based on blood ties and marriage. However, one can give a gift to an adopted child during one’s lifetime or allocate up to 1/3 of the estate through Wasiyyah to an adopted child.

5. What if the deceased has no heirs covered by the calculator?

The Quran and Sunnah define a comprehensive list of heirs. Our inheritance islamic calculator covers the most common primary heirs. If the deceased has no spouse, children, or parents, but has siblings, grandparents, or other relatives, the distribution will involve them. For such cases, consulting a scholar is necessary.

6. Do non-Muslim relatives inherit from a Muslim?

Generally, non-Muslims do not inherit from Muslims according to traditional Islamic law, and vice-versa, though a Wasiyyah can be made to a non-Muslim within the 1/3 limit.

7. What is ‘Aul and ‘Radd’?

‘Aul (Increase) occurs when the sum of the prescribed fractional shares of the heirs exceeds 1. In this case, all shares are proportionally reduced. ‘Radd (Return) occurs when the sum of the shares is less than 1 and there are no residuary heirs to take the remainder. The remainder is then redistributed among the fixed sharers (usually excluding the spouse) in proportion to their shares.

8. How accurate is this inheritance islamic calculator?

This inheritance islamic calculator provides accurate results for scenarios involving spouses, children (sons and daughters), and parents, based on widely accepted interpretations. However, Islamic inheritance law is complex, and for intricate family situations or when dealing with different schools of thought, a qualified scholar’s advice is crucial for a definitive ruling.