Why are State Legislative Assemblies involved in the election of the President but excluded from the process of impeachment?

Under Article 53 to elect through system of proportional representation as enshrined in the Constitution. Electors for President election: Elected members of State Assemblies, Elected members of Lok Sabha Logic of inclusion of states in election is: (1) Upheld Federalism as the basic level of elections. (Eg - Opinion of States) (2) Democratic decentralization by acknowledging the will of citizens at the most basic level. (Eg - Principle of subsidiarity) (3) President has huge involvement in state functioning therefore, state participation. Logic of states not included in removal of President is: (1) Inclusion of Rajya Sabha in the removal procedure. (Eg - Already accommodated states in Rajya Sabha, M/s IA rayagatta) (2) Need of quick action to uphold constitutional worry of removal of President. (Eg - Constitutional Assembly debates) (3) Removal of President does not affect the state as much as the national parliament. (Eg - Constitutional process is mainly upper legislature) The Constitutional process of this election and removal of President has passed the test of time by successful fulfillment of its yearly as a establishment.