KUALA LUMPUR, June 8 -- AirAsia has submitted enhanced procedures governing the use of medical child restraint devices on its flights after a family travelling with a daughter who has quadriplegic cerebral palsy was denied boarding from Singapore to Kuching last month.

The low-cost carrier said it had proposed the revised standard operating procedures (SOPs) to the authorities for approval following a review of the May 26 incident, which drew widespread attention on social media.

In a statement today, AirAsia X (AirAsia Group) chief safety and quality officer Captain Saravanan Subramaniam said the changes were aimed at improving support for passengers with special needs.

"This incident has given us the opportunity to improve our existi...