A parent-in-law is a person who has a legal affinity with another by being the parent of the other's spouse.Many cultures and legal systems impose duties and responsibilities on persons connected by this relationship. Inheritance tax and inheritance law in India February 12, 2015 The Global Property Guide looks at inheritance from two angles: taxation , and what inheritance laws apply to foreigners leaving property in In: what restrictions there are and whether making a will is advisable. Nov 21, 2017 · Limelight Photography. Long gone are the days when the father and mother of the groom duties were limited to hosting the rehearsal dinner and showing up at the wedding. The parents of the groom are contributing financially more than they ever have before, covering 24 percent of wedding costs according to a recent WeddingWire survey. The Hindu law books try their best to delineate the roles and responsibilities of each partner in a marriage so as to avoid any confusion. The couple have to follow their family rules and make sure that they do not contribute to the social disorder. In other or the same cultures the mother-in-law decides everything for her son and daughter-in-law to the point that permission must be sought even for breathing. There are numerous horror stories right here in the U.S. of the ill treatment by mothers-in-law of their daughters-in-law.