What are the texts for which English should be used as per clause (1) of the given excerpt?
The texts for which English should be used as per clause (1) of the given excerpt are:
(i) all Bills to be introduced or amendments thereto to be moved in either House of Parliament or in the House or either House of the Legislature of a State,
(ii) all Acts passed by Parliament or the Legislature of a State and of all Ordinances promulgated by the President or the Governor of a State, and
(iii) all orders, rules, regulations and bye-laws issued under this Constitution or under any law made by Parliament or the Legislature of a State.