Singh appealed to the state government to release funds for construction of the court building.
DoNER Ministry has accorded administrative and financial approval of Rs 46.24 crore for the building which was scheduled to completed within 30 months.
The construction work, however, has already started on February 17.
The Aizawl Bench of the Gauhati High Court was established on July 5, 1990 following signing of the Peace Accord between the Mizo National Front (MNF) and the Government of India in 1986.