Fair trade practices body MRTPC on Friday ordered a probe into the operational alliance formed between two leading private carriers, Jet Airways [Get Quote] and Kingfisher Airlines.

According to highly placed sources, taking a suo moto cognizance based on media reports, the Monopolies and Restrictive Trade Practices Commission ordered its investigative arm, Director General of Investigation and Registration (DGIR) to conduct a preliminary investigation.

In an order the MRTPC asked the DGIR to submit its report within 60 days effective Friday.

The order comes within days of Jet and Kingfisher announcing formation of an alliance for co-operation in several areas, including joint fuel management, common ground handling and cross-selling of flight inventories.

• Crisis in the skies: Complete Coverage

The alliance has bough together the two airlines which account for nearly 60 per cent of market share. It envisaged sharing of their network and resources to meet the challenge of aviation downturn.

While Jet had earlier acquired ailing Air Sahara, Kingfisher had taken over the crisis-ridden Deccan to emerge stronger till the rising costs and global meltdown hit them hard with each of the entity losing about Rs 10 crore (Rs 100 million) a day.

Announcing the alliance, Jet Airways Chairman Naresh Goyal and Kingfisher Airlines chief Vijay Mallya had insisted the alliance had no equity involvement.

As per the alliance, the two airlines were also looking for code-sharing on both domestic and international flights, subject to DGCA approval, cross-utilisation of crew on similar aircraft types and reciprocity in Jet Privilege and King Club frequent flier programmes.

• Crisis in the skies: Complete Coverage