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 1 year ago

If your father gives you the pocket money as a gift for you with out any condition, you can then spend it as you wish in lawful expenditure or save it or invest it. No one will have then right on that money or ask you to return it. If your father gives you pocket money for spending and not for saving or investing, then he has right to ask you to use it for your expenses only and return the amounts which were not used in your expenses.

Most of parents give their children pocket money with out condition.