In the cou of law, the act of witness giving false evidence after taking oath is punishable under:

Following IPCs: 191Deals with false evidence and is based upon recognition of decline of moral values and erosion of sanctity of oath. 192Fabricating false evidence. The wording of this Section is so general as to cover any species of crime that consists in the endeavour to injure another by supplying false data. 193 Punishment for giving or fabricating false evidence in judicial proceeding or in any other case. 197Issuing or signing a ceificate knowing or believing that the ceificate is false has been put on the same footing as the offence of giving false evidence. 198Using or attempting to use a ceificate knowing or believing it to be false in some material point.