Section 8(4)(iv) in Tamil Nadu Electricity Grid Code, 2005
(iv)For all outages of generation and transmission system, which may have an effect on the State Grid, all entities shall co-operate with each other and co-ordinate their actions as per the approved procedures separately. In particular, outages requiring restriction of generation which a beneficiary / distribution licensee can receive (and which may have a commercial implication) shall be planned carefully to achieve the best optimization. The entities shall furnish to the SLDC al81 requisite information for billing purposes.