11. Formation of a new Punjab State. As from the appointed day, there shall be formed a new 1[ State to be known as the State of Punjab comprising the following territories, namely:--
the territories of the existing State of Punjab; and
the territories of the existing State of Patiala and East Punjab States Union; and thereupon the said territories shall cease to form part of the said existing States of Punjab and Patiala and East Punjab States Union, respectively.