The load despatch functions, earlier handled by Power Grid Corporation of India Limited (PGCIL), have been entrusted to Grid-India (previously known as POSOCO).

27 September 2010 in the Gazette of India, notified that the Power System Operation Corporation Ltd (POSOCO), a wholly owned subsidiary of the Power Grid Corporation of India Limited (a Government Company), shall operate National Load Despatch Centre and the five Regional Load Despatch Centers, with effect from 1 October 2010.

To make load despatch centres, financially self-reliant and autonomous, the committee recommended independent and sustainable revenue streams.

of India corporation to carry out all functions as an Independent System Operator.• 5 November 2007: Interactive session convened by Ministry of Power with Forum of Regulators and State Government.

[4] • 15 November 2008: Forum of Regulators (FOR) approves formation of ‘Forum of Load Despatchers (FOLD) and approves FOLD charter in Jan 2009.• November 2008: Report of "Open Access-Theory and Practice", endorsed by Forum of Regulators.• 20 March 2009: Power System Operation Corporation Ltd. established with the objective of ring-fencing operation; incorporated as a 100% subsidiary of POWERGRID with authorized share capital of Rs.200 crores.• March 2009: Satnam Singh Task force report on "Capital Expenditure and Issues Related to Emoluments for Personnel in Load Despatch Centres" submitted.

[5] • June 2009: Rakesh Nath Committee Report on "Manpower Selection, Recruitment Procedure and Tenures for Personnel in SLDCs"• 18 September 2009: CERC Regulations for the Fees and Charges as envisaged under the Electricity Act 2003, thus providing financial autonomy of POSOCO.

[6] • 19 March 2010: Dhiman Committee Report on "Training and Certification of System Operators" submitted.• 23 March 2010: Commencement of Business by POSOCO.• 1 June 2010: Transfer of manpower from POWERGRID to POSOCO on secondment basis.• 9 June 2010: Ministry of Power designated National Power Training Institute (NPTI) as the Certification Authority for executives of SLDCs, RLDCs and NLDC for an initial period of 3 yrs.

[7] • October 2018: Report on Capacity Building of Indian Load Despatch Centres by Forum of Regulators[8] • 09 November 2022: Name of POSOCO changed to Grid Controller of India Limited (Grid-India).

The five RLDCs oversee the interstate transmission for the following states: Each RLDC maintains their own dedicated website where scheduling and despatch of power within their respective control areas are handled round the clock.

The eastern transmission lines also failed, disrupting power supply in Delhi, Uttar Pradesh, Haryana, West Bengal, Assam and Punjab, among other states.