New Delhi, Oct. 10 -- The Union government on Wednesday defended its decision not to grant permission to Arvind Kejriwal to attend the C40 climate summit in Denmark, saying it was meant for "mayor-level" participants, and therefore not commensurate with the status of Delhi's chief minister.

The Aaam Aadmi Party (AAP) responded by dismissing the Centre's explanation and contending that it was using the nomenclature at its "convenience" to "mislead people".

Kejriwal was to lead an eight-member delegation for the C40 World Mayors Summit in Copenhagen from October 9-12. He was to leave at 2pm on Tuesday but was forced to cancel his trip because the his request for permission to travel did not elicit a response from the ministry of external af...