1. The defendants are the appellants.

2. The respondent/plaintiff filed a suit for declaration, permanent injunction and mandatory injunction.

3. The case of the plaintiff is as follows: The plaintiff college of Engineering was started in the year 1984. The Shanmugha Polytechnic was started on 6.9.1984. Shanmugha College of Engineering is affiliated to the Bharathidasan University, Trichy. At present there are about 1200 students studying in both the college and polytechnic. The Polytechnic and the college has three service connections Nos.93, 98 and 102 while the students’ hostel has a separate service connection No.138. The Electricity Board has classified the service connections 93 and 98 under Tariff VII applicable to Educational Institutions. The service connections 102 and 138 are wrongly classified under tariff IV and IX. All the above four service connections should be rightly classified under tariff No.VII. Service connection 102 caters to the various laboratories in the college. Service connection No.138 is purely a lighting load for the benefit of the students in the hostel. The Electricity Board has been requested to bring service connections 102 and 138 unde