A voter turnout of 19.25 percent was recorded till 1 pm in the Palghar constituency of Maharashtra on Monday.
Palghar is a reserved seat, which was previously held by the Bharatiya Janata Party (BJP). The seat fell vacant after sitting BJP MP Chintaman Vanga died in January following a heart attack.
Chintaman Wanga had thrice won the constituency as a BJP member, however, after his death, his family had joined hands with the Shiv Sena.
The other Lok Sabha seats where polls are underway are Shahkot in Punjab; Kairana in Uttar Pradesh, and Nagaland parliamentary constituency