India, Sept. 15 -- The civil aviation ministry has issued a show-cause notice to Air India for alleged procedural lapses that resulted in three Italian passengers taking a connecting flight from the Delhi airport without completing immigration process earlier this month and the home ministry has called for a meeting of the stakeholders to discuss the incident on Tuesday, according to sources.

The three passengers had taken a flight from Amritsar to Delhi on September 4 and subsequently boarded a Lufthansa flight from Delhi to Munich. However, they did not complete the immigration process at the Delhi airport, the sources said.

There was no comment from Air India on the incident. The civil aviation ministry has issued a show-cause notice...