NEW DELHI, Sept. 25 -- The modernisation of the Indian Air Force's Mi-17 medium-lift helicopters -- proposed in 2002 -- has not been achieved, compromising the fleet's operational readiness, India's top auditor said in a report tabled in Parliament on Wednesday.

The Comptroller and Auditor General (CAG) said the choppers were flying with limited capability, attributing the situation to "poor planning and indecision".

"The defence ministry due to poor planning and indecision at various stages of procurement took 15 years to enter (January 2017) into the upgradation contract of 90 Mi-17 helicopters with an Israeli company. The contracted delivery of these upgraded helicopters was to start from July 2018 and be completed by 2024. Audit, howe...