The delegation, consisting of legislators of Tawang and West Kameng districts, highlighted the people's demand for MAC, an official release said.
The meeting was also attended by Union MoS for Home Kiren Rijiju, Union Home Secretary L C Goyal and other officials.
Last year, the Centre had constituted a four member high level committee to deliberate on the long pending demand of the people of Mon region for an autonomous council.
In the meeting Khandu urged Singh take up the pending demand at the earliest, the release said.