The sitting MPs are D Bandopadhyay of the Trinamool Congress, Brijesh Pathak of the Bahujan Samaj Patry and
Lal Ming Liana of the Meghalaya People's Front.
The former MPs are Bharatiya Janata Party's JPN Singh, Renu Bala of the Biju Janata Dal, Mehmood A Madni of the Rashtriya Lok Dal.
All the MPs arranged fake tickets and boarding passes and got full fare reimbursed. Most of them violated the rules at least three to four times, reports CNN-IBN.