- Male over 60 years travelling alone
- Female over 45 years travelling alone. Or
- Two passengers (above Maletioned criteria) traveling on one ticket (Traveling on same PNR).
- Pregnant Female, Though pregnant Female need to show a certificate stating so to avail this quota.
- For reservation of Pregnant Female traveling alone under Lower Berth/ Sr. Citizen Quota booking facility is available only Indian Railway's Booking Counters/Reservation Offices.
- If above Maletioned conditions are not met, then booking would be automatically done under General quota.
The Lower Berth Quota can also be booked online onhttps://www.irctc.co.in/.