The National Green Tribunal has directed the Centre to pay Rs 5,000, which was imposed as costs for the delay in filing its reply, to a retired army officer who alleged dumping of human excreta by aircraft over residential areas near the IGI Airport in New Delhi.

A bench headed by NGT Chairperson Justice Swatanter Kumar directed the Environment Ministry and the Directorate General of Civil Aviation (DGCA) to pay Rs 5,000 each to the petitioner within a week.