NEW DELHI, May 23 - The Election Commission has invited all the seven national and 49 state parties to participate in the challenge to prove that its EVMs can be tampered with.
Some of these parties had alleged that the EVMs were tampered with in the recent assembly polls. The poll panel has sent letters to all the seven national parties � BJP, BSP, Congress, CPI, CPI-M, NCP and TMC � and 49 state parties, including the AAP.
The EVM challenge begins on June 3. � PTI