| Phase | Date | No of constituencies | Covering Districts |
| I | 12-Oct | 49 | Banka |
| Begusarai | |||
| Bhagalpur | |||
| Jamui | |||
| Khagaria | |||
| Lakhisarai | |||
| Munger | |||
| Nawada | |||
| Samastipur | |||
| Shekhpura | |||
| II | 16-Oct | 32 | Arwal |
| Aurangabad | |||
| Gaya | |||
| Jahanabad | |||
| Kaimur | |||
| Rohtas | |||
| III | 28-Oct | 50 | Bhojpur |
| Buxar | |||
| Nalanda | |||
| Patna | |||
| Saran | |||
| Vaishali | |||
| IV | 1-Nov | 55 | Gopalganj |
| Paschim Champaran | |||
| Purvi Champaran | |||
| Muzaffarpur | |||
| Sheohar | |||
| Sitamarhi | |||
| Siwan | |||
| V | 5-Nov | 57 | Araria |
| Darbhanga | |||
| Katihar | |||
| Kishanganj | |||
| Madhepura | |||
| Madhubani | |||
| Purnea | |||
| Saharsa | |||
| Supaul | |||
| Counting | 8-Nov | 243 |
Bihar Karma 