Nisha was married to Santosh, a resident of Bhatinda in Punjab, a few days ago, Deputy Superintendent of Police Inder Pal Singh said.
Vijay Kumar, the woman's father, complained that her husband and in-laws were harassing her for dowry. Due to the harassment she was living here with her parents, he said.
On Wednesday night, Nisha hanged herself from the ceiling fan. No suicide note was recovered from the spot, Singh said.
The body has been sent for postmortem, he added.