Sayyed Mohammad Al-Musawi, Sayyed Mohammad al-Musawi is originally from Iraq and heads up the World Ahlul Bayt Islamic League in London. Other than being involved in various humanitarian projects, he frequently responds to... Answered 3 years ago

Islam respects and implements the will as far as it does not contradict the Islamic rules. The inheritance trust should not have any injustice on other inheritors, and it should not exceed one third of the whole amount left after deducting the debts and liabilities.

If the inheritance trust exceeds one third, then it will be in the hands of the inheritors to allow the extra amount or to just fix it to the one third.