Regulatory

This module covers various regulations related to the transmission system issued at Central and State level. This includes regulations on General Network Access, Tariff, Planning, Grid Codes, Connectivity, Construction, Standards of Performance, Open Access, Safety etc.

CERC GNA Regulations

These regulations have been framed by the Central Electricity Regulatory Commission to facilitate non-discriminatory open access to licensees or generating companies or consumers for use of inter-State transmission system through General Network Access (GNA). The regulations have been notified on 7th June 2022. The ‘Detailed Procedure for Connectivity and GNA’ under Regulation 39.1 has been approved by CERC on 14th October, 2022. First amendment of the same has been notified on 6th April, 2023. The state-wise allocation of the GNA can be seen here.

CERC Connectivity and GNA regulations, 2022
Corrigendum to GNA Regulations dated 18.06.2022 

Tariff Regulations

The State Electricity Regulatory Commissions (SERCs) and Central Electricity Regulatory Commission (CERC) issue tariff regulations for intra-state and inter-state transmission systems respectively from time to time. These provides guiding principles for determination of tariff for transmission projects in the country.

CentreAndhra PradeshAssamGujaratKarnatakaMaharashtraOdishaRajasthanTamil NaduUttar PradeshUttarakhandWest Bengal

CERC Sharing Regulations

The CERC has issued the Sharing of Inter-State Transmission Charges and Losses regulations dated 15th June 2010 and new regulations dated 4th May 2020. The primary purpose of these regulations is to develop and implement a national transmission tariff framework which is sensitive to distance, direction and quantum of flow of electric energy.

Sharing of Inter-State Transmission Charges and Losses Regulations, 2010
Sharing of Inter-State Transmission Charges and Losses Regulations, 2020

CERC Planning Regulations

The CERC has issued Planning, Coordination and Development of Economic and Efficient Inter-State Transmission system by Central Transmission Utility and other matters regulations dated 23rd July 2018. The primary purpose of these regulations is to lay down principles to be followed for planning process, ensure participation of stakeholders in the planning process, bring transparency in the process and demarcate roles of various organisations in the process.

Planning Regulations, 2018

Grid Code Regulations

The State Electricity Regulatory Commissions (SERCs) and Central Electricity Regulatory Commission (CERC) issue the Grid Code regulations. The primary purpose of the regulations is to bring out a single set of technical and commercial rules, encompassing all the users connected to/or using transmission system in the country, provide documentation of the principles and procedures which defines the relationship between the various Users of the transmission system, as well Load Despatch Centres, and to facilitates the operation, maintenance, development, and planning of economic and reliable power Grid at the central and state level.

CentreAndhra PradeshAssamGujaratKarnatakaMaharashtraOdishaRajasthanTamil NaduUttar PradeshUttarakhandWest Bengal

Open Access Regulations

The State Electricity Regulatory Commissions (SERCs) and Central Electricity Regulatory Commission (CERC) issue regulations for promoting open access to intra-state and inter-state transmission system in the country. The regulations outline the application process for open access and scheduling different types of open access transactions in the power system and determine various charges associated with open access. The CERC has issued Open Access in Inter-State transmission system regulations dated 25th January 2008. This regulation is applicable to the applications made for grant of open access for energy transfer schedules commencing on or after 1st April 2008. The primary purpose of these regulations is to utilize the surplus capacity available on the inter-state transmission system.

Open Access Regulations, 2008

CERC Grant of Connectivity Regulations

The CERC has issued Grant of Connectivity, Long term Access and Medium-term Open access in inter-State transmission system regulations dated 7th August 2009. The primary purpose of these regulations is to lay down the procedural requirements of making an application; processing of applications; and other conditions with regard to Grant of Connectivity, Long term Access and Medium-term Open Access in inter-State transmission system.

Grant of Connectivity Regulations, 2009

CERC Standard of Performance Regulations

The electricity transmission business being a natural monopoly, it is important to have an objective framework on which the performance of various transmission licensees can be judged. In line with this, State Electricity Regulatory Commissions (SERCs) and Central Electricity Regulatory Commission (CERC) have framed standard of performance regulations for transmission licensees within their jurisdiction.

The CERC has issued Standards of Performance of inter-State transmission licensee regulations dated 17th September 2012. The primary purpose of these regulations is to ensure compliance of the Standards of Performance by the inter-State transmission licensees and to provide for an efficient, reliable, coordinated and economical system of electricity transmission, non-adherence of which would entitle the affected parties to compensation.

Standards of Performance regulations, 2012

CEA Construction Regulations

The CEA has issued Technical Standards for Construction of Electrical Plants and Electric Lines regulations dated 20th August 2010. The primary purpose of these regulations is to specify technical standards for construction of electric lines.

Technical standards for Construction Regulations, 2022 
Technical standards for Construction Regulations, 2010

CEA Safety and Supply Regulations

The CEA has issued Measures relating to Safety and Electric Supply regulations dated 20th September 2010. The primary purpose of these regulations is to specify safety measures for construction, operation and maintenance of power stations, sub-stations, transmission and distribution lines.

Measures relating to Safety and Electric Supply Regulations, 2023 
Safety and Electric Supply Regulations, 2010

CEA Safety Standards Regulations

The CEA has issued Safety Requirements for Construction, Operation and Maintenance of Electrical Plants and Electric Lines regulations dated 24th January 2010. The primary purpose of these regulations is to lay down safety provisions to ensure safety for employees, including those of contractors, sub-contractors as well as visitors.

Safety Standards for Construction and O&M Regulations, 2011

CEA Grid Standards Regulations

The CEA has issued Grid Standards regulations dated 24th June 2010. The primary purpose of these regulations is to maintain the Grid Standards for operation and maintenance of transmission lines.

Grid Standards Regulations, 2010

CEA Grid Connectivity Regulations

The CEA has issued Technical Standards for Connectivity to the Grid regulations dated 21st February 2007. The primary purpose of these regulations is to ensure safe operation, integrity and reliability of the grid.

Grid Connectivity Regulations, 2007

CERC Cross Border Trade Regulations

The CERC has issued Cross Border Trade of Electricity Regulations, 2019 to enable and facilitate Cross Border Trade of Electricity between India and its neighbouring countries. The regulations have also dealt with planning and implementation of Cross Border Transmission Link between the two countries.

CERC Cross Border Trade Regulations 

CERC Communication System for ISTS

CERC has issued a Communication System for inter-State transmission of electricity Regulations, 2017. These regulations provide for planning, implementation, operation and maintenance and up-gradation of reliable communication system for all communication requirements including exchange of data for integrated operation of National Grid.

CERC Communication System for ISTS 

Maharashtra

The Maharashtra Electricity Regulatory Commission has issued the Multi Year Tariff regulations dated 1st August 2019. The regulation is effective from April 1, 2020 to March 31, 2025. The primary purpose of the regulations is to determine of Aggregate Revenue Requirement, Tariff, and Fees and Charges of generating companies, transmission & distribution licensees and SLDC.

Centre

The CERC has issued the Terms and Conditions of Tariff regulations,2019 which has come into force from 1 April 2019 and will remain valid till 31st March 2024 i.e., for a period of five years. The primary purpose of these regulations is to determine the tariff of transmission projects having a COD on or after 1st April 2019.

Centre

Andhra Pradesh

The Andhra Pradesh Electricity Regulatory Commission has issued the Terms and conditions for determination of Transmission Tariff regulations dated 30th November 2005. The primary purpose of these regulations is to specify approach, framework, procedure, filings and principles for computation of Aggregate Revenue Requirement (ARR) and determination of Transmission Tariff.

Andhra Pradesh

Assam

The Assam Electricity Regulatory Commission has issued the Terms and conditions for determination of Multi Year Tariff regulations dated 28th June 2018. The regulation is effective for three financial years from April 1, 2019 to March 31, 2022. The primary purpose of these regulations is to determine the tariff in all cases covered under these Regulations from 1st April, 2019 onwards.

Assam

Gujarat

The Gujarat Electricity Regulatory Commission has issued the Multi Year Tariff regulations dated 29th March 2016. The regulation is effective from April 1, 2016 to March 31, 2021. The primary purpose of these regulations is to determine the tariff in all cases covered under these Regulations.

Gujarat

Karnataka

The Karnataka Electricity Regulatory Commission has issued the Multi Year Tariff regulations dated 31st May 2006. The primary purpose of these regulations is to determine the tariff in all cases covered under these Regulations.

Karnataka

Maharashtra

The Maharashtra Electricity Regulatory Commission has issued the Multi Year Tariff regulations dated 1st August 2019. The regulation is effective from April 1, 2020 to March 31, 2025. The primary purpose of the regulations is to determine of Aggregate Revenue Requirement, Tariff, and Fees and Charges of generating companies, transmission & distribution licensees and SLDC.

Maharashtra

Odisha

The Odisha Electricity Regulatory Commission has issued the Terms and Conditions for determination of Transmission Tariff regulations dated 21st October 2014. The regulation is effective from April 1, 2014 to March 31, 2019. The primary purpose of the regulations is to determine the Aggregate Revenue Requirement (ARR) for the Transmission licensees.

Odisha

Rajasthan

The Rajasthan Electricity Regulatory Commission has issued the Terms and Conditions for Determination of Tariff regulations dated 10th May 2019. The primary purpose of these regulations is to determine the tariff in all cases covered under these Regulations.

Rajasthan

Tamil Nadu

The Tamil Nadu Electricity Regulatory Commission has issued the Terms and Conditions for Determination of Tariff for Intra state Transmission / Distribution of Electricity under Tariff Framework regulations dated 11th February 2009. The primary purpose of these regulations is to determine the tariff in all cases covered under these Regulations.

Tamil Nadu

Uttar Pradesh

The Uttar Pradesh Electricity Regulatory Commission has issued the Multi Year Tariff for Distribution and Transmission regulations dated 23rd September 2019. The primary purpose of these regulations is to determine the ARR, APR, Tariff, True-Up and related matters of Transmission and Distribution licensees from April 01, 2020 up to March 31, 2025.

Uttar Pradesh

Uttarakhand

The Uttarakhand Electricity Regulatory Commission has issued the Terms and Conditions for Determination of Multi Year Tariff regulations dated 14th September 2018. The primary purpose of these regulations is to determine the tariff of generating companies, transmission & distribution licensees as per these Regulations from 1st April, 2019 onwards.

Uttarakhand

West Bengal

The West Bengal Electricity Regulatory Commission has issued the Terms and Conditions of Tariff regulations dated 29th April 2011. The primary purpose of these regulations is to determine of tariff of generating companies, transmission & distribution licensees and SLDC for the year 2011-12 and onwards and Annual Performance Review for the year 2009-10 and onwards.

West Bengal

Maharashtra

The Maharashtra Electricity Regulatory Commission has issued the Maharashtra Electricity Grid Code regulations dated 2nd September 2019. The primary purpose of the regulations is to define the relationship between the various Users of the Intra-State transmission system (In-STS), State and Area Load Despatch Centres, optimal operation of the Intra-State grid, coordinated and optimal maintenance planning of generation and transmission facilities, development and planning of economic and reliable intra-State grid and integration of renewable energy sources.

Centre

The CERC has issued Indian Electricity Grid Code regulations dated 28th April 2010. The primary purpose of these regulations is to bring together a single set of technical and commercial rules, encompassing all the Utilities connected to/or using the inter-State transmission system, define the relationship between the various users of ISTS, as well as the SLDC, RLDC & NLDC, facilitate the operation, maintenance, development and planning of National/Regional Grid, facilitate functioning of power markets and ancillary services, and specify the technical and commercial aspects for integration of RE sources into the Grid.

Centre

Andhra Pradesh

The Andhra Pradesh Electricity Regulatory Commission has issued the Andhra Pradesh Electricity Grid Code regulations dated 26th March 2014. The primary purpose of the regulations is to define the relationship between the various Users of the Intra-State transmission system (In-STS), State and Area Load Despatch Centres, optimal operation of the Intra-State grid, coordinated and optimal maintenance planning of generation and transmission facilities, development and planning of economic and reliable intra-State grid and integration of renewable energy sources.

Andhra Pradesh

Assam

The Assam Electricity Regulatory Commission has issued the Electricity Grid Code regulations dated 5th September 2018. The primary purpose of these regulations is to bring together a single set of technical and commercial rules, encompassing all the Utilities connected to/or using the intra-State transmission system, define the relationship between the various users of InSTS, as well as the SLDC, concerned RLDC & NLDC, facilitate the operation, maintenance, development and planning of State Grid, specify the technical and commercial aspects for integration of RE sources into the Grid.

Assam

Gujarat

The Gujarat Electricity Regulatory Commission has issued the Gujarat Electricity Grid Code regulations dated 16th June 2013. The primary purpose of these regulations is to define roles and functionaries for STU and SLDC, provide the technical, design criteria and the procedures to be applied by the STU, provide the technical criteria and standards to be complied with by STU, transmission licensees, the generating companies, distribution licensees, provide the various System Operation Code such as Operation Planning and Security, etc, and provide Implementation and Operation of the Grid Code and procedures for dispute settlement.

Gujarat

Karnataka

The Karnataka Electricity Regulatory Commission has issued the Karnataka Electricity Grid Code regulations dated 2nd October 2016. The primary purpose of the regulations is to define the relationship between the various Users of the Intra-State transmission system (In-STS), State and Area Load Despatch Centres, optimal operation of the Intra-State grid, coordinated and optimal maintenance planning of generation and transmission facilities, development and planning of economic and reliable intra-State grid and integration of renewable energy sources.

Karnataka

Maharashtra

The Maharashtra Electricity Regulatory Commission has issued the Maharashtra Electricity Grid Code regulations dated 2nd September 2019. The primary purpose of the regulations is to define the relationship between the various Users of the Intra-State transmission system (In-STS), State and Area Load Despatch Centres, optimal operation of the Intra-State grid, coordinated and optimal maintenance planning of generation and transmission facilities, development and planning of economic and reliable intra-State grid and integration of renewable energy sources.

Maharashtra

Odisha

The Odisha Electricity Regulatory Commission has issued the Odisha Electricity Grid Code regulations dated 11th August 2015. The primary purpose of the regulations is to define the relationship between the various Users of the Intra-State transmission system (In-STS), State and Area Load Despatch Centres, optimal operation of the Intra-State grid, coordinated and optimal maintenance planning of generation and transmission facilities, development and planning of economic and reliable intra-State grid and integration of renewable energy sources.

Odisha

Rajasthan

The Rajasthan Electricity Regulatory Commission has issued the Rajasthan Electricity Grid Code regulations dated 24th May 2008. The primary purpose of the regulations is to define the relationship between the various Users of the Intra-State Transmission System (InSTS), State and Area Load Despatch Centres, Optimal operation of the Intra-State grid, coordinated and optimal maintenance planning of generation and transmission facilities, development and planning of economic and reliable intra-State grid and integration of renewable energy sources.

Rajasthan

Tamil Nadu

The Tamil Nadu Electricity Regulatory Commission has issued the Tamil Nadu Electricity Grid Code regulations dated 19th October 2005. The primary purpose of the regulations is to define the relationship between the various Users of the Intra-State transmission system (In-STS), State and Area Load Despatch Centres, optimal operation of the Intra-State grid, coordinated and optimal maintenance planning of generation and transmission facilities, development and planning of economic and reliable intra-State grid and integration of renewable energy sources.

Tamil Nadu

Uttar Pradesh

The Uttar Pradesh Electricity Regulatory Commission has issued the Uttar Pradesh Electricity Grid Code regulations dated 18th April 2007. The primary purpose of the regulations is to define the relationship between the various Users of the Intra-State transmission system (In-STS), State and Area Load Despatch Centres, optimal operation of the Intra-State grid, coordinated and optimal maintenance planning of generation and transmission facilities, development and planning of economic and reliable intra-State grid and integration of renewable energy sources.

Uttar Pradesh

Uttarakhand

The Uttarakhand Electricity Regulatory Commission has issued the Uttarakhand Electricity Grid Code regulations dated 9th December 2012. The primary purpose of the regulations is to bring out a single set of technical and commercial rules, encompassing all the Utilities connected to/or using the intra-State transmission system (InSTS), provide documentation of the principles and procedures which defines the relationship between the various Users of the InSTS, as well as the Regional and State Load Despatch Centres, and to facilitates the operation, maintenance, development, and planning of economic and reliable State Grid.

Uttarakhand

West Bengal

The West Bengal Electricity Regulatory Commission has issued the West Bengal Electricity Grid Code regulations dated 4th April 2007. The primary purpose of the regulations is to define the relationship between the various Users of the Intra-State transmission system (In-STS), State and Area Load Despatch Centres, optimal operation of the Intra-State grid, coordinated and optimal maintenance planning of generation and transmission facilities, development and planning of economic and reliable intra-State grid and integration of renewable energy sources.

West Bengal

Maharashtra

Centre



Centre

Andhra Pradesh



Andhra Pradesh

Assam



Assam

Gujarat



Gujarat

Karnataka



Karnataka

Maharashtra



Maharashtra

Odisha



Odisha

Rajasthan



Rajasthan

Tamil Nadu



Tamil Nadu

Uttar Pradesh



Uttar Pradesh

Uttarakhand



Uttarakhand

West Bengal



West Bengal