By Abhijith Ganapavaram, Dhwani Pandya and Chandini Monnappa BENGALURU, Dec 4 (Reuters) - IndiGo has told India's aviation regulator its operations will be fully restored by February 10, and has asked for relief from some provisions that limit pilot duty hours at night after the airline cancelled hundreds of flights this week due to a shortage of aviators.

Here’s a detailed look at the current situation, the factors contributing to the crisis, and the steps being taken to address it

Over 500 flights across Delhi, Mumbai and Bengaluru have been cancelled due to shortage of crew and new FDTL norms. This issue has continued for the fourth day, leaving thousands of passengers stranded.

In response to ongoing operational challenges at IndiGo, the Directorate General of Civil Aviation (DGCA) announced on Friday a modification to a crucial flight duty regulation. This adjustment permits airlines to replace pilot leave with weekly rest periods,

India's aviation network has been thrown off balance as airlines struggle to adapt to newly revised Flight Duty Time Limitations (FDTL) for pilots and cabin crew. The updated rules-introduced to enhance safety and curb pilot fatigue-have sharply reduced crew availability,

The stock has lost 9.01% over the past week as IndiGo cancelled over 350 flights on Thursday and 102 flights in Bengaluru on Friday alone, affecting thousands of travellers

Chaos gripped major Indian airports Friday as passengers of the country’s biggest airline, IndiGo, scrambled to cope up with widespread flight disruptions and cancellations triggered by newly enforced rules limiting working hours for crew and pilots.

The Federal Aviation Administration told airlines they could be fined $75,000 per flight if they didn't trim their schedules during the shutdown.