The Election Committee constituency (ECC; 選舉委員會界別) is a constituency in the elections for the Legislative Council of Hong Kong. It was first created in 1995, re-created with a different composition in 1998 until it was abolished in 2004, and created for the third time in the 2021 electoral overhaul. It is the single largest constituency, taking 40 out of the 90 seats in the Legislative Council.