Which article gives power to Election Commission?

Article 324 gives power to Election Commission. Article 324 provides for the appointment of an Election Commission to superintend, direct and control the elections. The Commission is an all-India body having jurisdiction over elections to Parliament, State Legislatures, offices of the President and Vice-President. The Commission is constituted as an autonomous and independent body, with a view, to ensure the conduct of free and fair elections, which feature is held to be a basic structure of the Constitution.

Further Reading:

• Election Commission of India
• Powers of Election Commission of India