The National Assembly of Pakistan passed the Constitution on 10th April, 1973, the President of the Assembly authenticated it on 12th April, 1973 and the Assembly published the Constitution of the Islamic Republic of Pakistan. Since then, a number of amendments have been made therein and it has become necessary and expedient that an up-to-date and authentic version of the Constitution be published by the Assembly. This Edition, which is intended to provide an updated version of the Constitution, incorporates all amendments made in it till date. The Constitution of the Islamic Republic of Pakistan, 1973. The National Assembly of Pakistan passed the Constitution on 10th April, 1973, the President of the Assembly authenticated it on 12th April, 1973 and the Assembly published the Constitution of the Islamic Republic of Pakistan. Since then, a number of amendments have been made therein and it has become necessary and expedient that an up-to-date and authentic version of the Constitution be published by the Assembly. This Edition, which is intended to provide an updated version of the Constitution, incorporates all amendments made in it till date. The Constitution of the Islamic Republic of Pakistan, 1973. The National Assembly of Pakistan passed the Constitution on 10th April, 1973, the President of the Assembly authenticated it on 12th April, 1973 and the Assembly published the Constitution of the Islamic Republic of Pakistan. Since then, a number of amendments have been made therein and it has become necessary and expedient that an up-to-date and authentic version of the Constitution be published by the Assembly. This Edition, which is intended to provide an updated version of the Constitution, incorporates all amendments made in it till date. The Constitution of the Islamic Republic of Pakistan, 1973.