Application u/s 125crpc filed after 15 years of divorce

My brother's divorce took place on 15/8/1997. He has a daughter aged about 19 years. His daughter lives with his ex wife. After 15 years of divorce on 12/4/2012 my brother's has filed application u/s 125 crpc claiming maintenance for herself and her daughter. In that application she has stated that my brother is a government employe but in fact my brother is unemployed . Is that application maintainable?