Under Article 16, exceptions to the right of equality of opportunity in matters of public employment are provided for to protect the interests of the weaker and vulnerable sections of society such as women, children, the backward classes (SC/ST) and minorities. The Parliament may also pass a law to the effect that a certain post be filled only by people residing in a certain area, to fulfil the conditions of the post that warrants the knowledge of the locality and the local language. The article also mentions that there can be a law which provides that the incumbent of an office in connection with the affairs of any religious or denominational institution shall be a person professing a particular religion or belonging to a particular denomination.