Under family law in Bangladesh a mother is entitled to get her sons custody till 7 years. however court may direct either party having custody of the son irrespective of age barrier considering his welfare. If you can ensure the welfare of your child in every respect, you may feel confident in holding his custody.

According to Family Laws of Bangladesh, you can be the legal guardian of male child till 7 years. Besides that, Court can direct any party having custody of the child.