Earlier, the reward was Rs three lakh.
"The reward for giving information or assistance in nabbing any person found involved in braid cutting doubled to six lakh rupees.
"The name and particulars of the person would be kept secret," a police spokesman said here.
Jammu and Kashmir Chief Minister Mehbooba Mufti also chaired a meeting of senior civil and police officers in this regard here yesterday.
During the meeting she asked the DGP to constitute special teams in every district and track down the culprits spreading fear among young women by chopping their hair.
Recently, the J&K police constituted special investigation teams (SITs) in every district of the valley to investigate incidents of braid cutting.