Mercy (N/A) 22 September 2012
Arvind Singh Chauhan (advocate) 22 September 2012
1.even a third party can seek it's copy from registrar's office.
2.&3. You can not force him but may obtain copy from registrar's office, if you know the particulars of will. Other wise you must file declaratoty suit in civil court to declare you legal heir of your mother regariding particular propety or may file suit for partition. dfeinitly your brother will file the will in his defence. If he doesn't file it would favour you. Or you may request to court to call this document which is in his possession.
4. Yes mother can bequeth her self acquired property to your brother and even to a stranger, you have no right in such case.
5. Burden of proof is on who asserts that will is in his favour.