In accordance with section 28 and 29 of Electricity Act, 2003 roles and functions of  RLDCs are as under:

i)The RLDCs shall be the Apex Body to ensure integrated operation of power system in the concerned Region.

ii)The RLDCs shall comply with such principles, guidelines and methodologies in respect of wheeling and optimum scheduling and despatch of electricity as specified by the Central Commission in the Grid Code.

iii)The RLDCs shall:

• be responsible for optimum scheduling and despatch of electricity within the region in accordance with the contracts entered into with the licensees or the  generating companies operating in the region.
• monitor grid operations.
• keep accounts of quantity of electricity transmitted through the regional grid. 
• exercise supervision and control over the inter-State transmission system.
• be responsible for carrying out real time operation for grid control and despatch of electricity within the region through secure and economic operation of the regional grid in accordance with the Grid standards and Grid code.

iv) The RLDCs may give such directions and exercise such supervision and control as may be required for ensuring stability of the grid operations and for achieving the maximum economy and efficiency in the operation of the power system in the region under its control.