Residential Solar System
NET METERING SOLUTIONS

Maximize Solar Savings With Smart Net Metering Solutions

Net Metering is a government-approved billing mechanism that allows solar power system owners to export excess electricity generated from their rooftop solar systems to the utility grid and receive credits against their electricity consumption. This enables homeowners, businesses, industries, and institutions to maximize the value of their solar investment while significantly reducing electricity bills.

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Net Metering Solutions

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Grid Connected Energy Monitoring
ABOUT NET METERING

Smart Net Metering Solutions For Maximum Solar Savings

Net Metering is a grid-connected solar billing mechanism that allows solar power system owners to export excess electricity generated from their rooftop solar systems directly to the utility grid. In return, consumers receive energy credits that can be adjusted against their future electricity consumption, helping reduce overall electricity costs.

A bi-directional net meter records both imported electricity consumed from the grid and exported solar energy sent back to the grid. This intelligent billing system ensures that consumers are fairly compensated for surplus solar power generation while maximizing the utilization of renewable energy.

Net Metering plays a crucial role in improving the financial viability of solar projects by reducing electricity bills, shortening the return on investment period, and enabling efficient energy management for residential, commercial, industrial, and institutional consumers.

Export Excess Solar Energy To The Grid
Receive Credits For Exported Electricity
Bi-Directional Smart Meter Monitoring
Reduce Monthly Electricity Bills
Maximize Solar Energy Utilisation
Faster Return On Solar Investment

100%

Solar Energy Utilisation

24/7

Grid Connectivity

ROI

Faster Payback Period
NET METERING PROCESS

How Net Metering Works

Understand how solar energy is consumed, imported, and exported through a bi-directional net meter.

Solar Panels
Generates Power
Building Load
Consumes Solar Power
Net Meter (Bi-Directional)
Import Power When Needed
Export Excess Solar Power
To Grid
TANGEDCO / TNPDCL Grid

Key Benefits

Lower Electricity Bills

Significant reduction in monthly electricity expenses through solar energy credits.

Faster Payback Period

Improve solar project ROI and recover investment quicker.

Better Solar Utilisation

Export unused solar energy instead of letting it go to waste.

Reduced Grid Dependency

Generate your own electricity and reduce reliance on utility power.

Long-Term Savings

Continue saving on electricity costs throughout the system lifespan.

Green Energy Generation

Contribute to a cleaner environment through renewable solar power.

TAMIL NADU SOLAR POLICY 2026

Current Tamil Nadu Net Metering / Net Feed-In Policy (2026)

Tamil Nadu continues to promote rooftop solar adoption through TNERC-regulated Net Metering and Solar Net Feed-In mechanisms, enabling consumers to export surplus solar energy and receive benefits under approved utility regulations.

Solar Export & Grid Connectivity Framework

Tamil Nadu primarily follows the TNERC-regulated rooftop solar framework, where eligible solar consumers can export surplus electricity generated from rooftop solar systems to the utility grid through approved Net Metering or Solar Net Feed-In mechanisms.

Consumers can install rooftop solar systems for residential, commercial, industrial, institutional, and government buildings while utilizing the grid as a virtual energy storage system. Excess solar generation is exported to the grid, helping maximize solar energy utilization and improve project economics.

Applications, approvals, inspections, and commissioning processes are handled through the official TNPDCL / TANGEDCO Rooftop Solar Portal, ensuring compliance with current TNERC regulations and utility requirements.

TNERC-Regulated Rooftop Solar Framework
Net Metering & Net Feed-In Mechanisms
Export Surplus Solar Energy To Grid
TNPDCL / TANGEDCO Approval Process
Utility-Compliant Bi-Directional Metering
Long-Term Electricity Cost Reduction

Solar Generation

Generate electricity from rooftop solar systems and reduce dependence on conventional power.

Export Surplus Power

Excess solar energy can be exported to the utility grid through approved mechanisms.

Smart Energy Management

Bi-directional meters record imported and exported electricity accurately.

Energy Savings

Lower electricity bills and improve solar project returns through grid connectivity.

Important Note

Net Metering and Net Feed-In regulations, eligibility criteria, settlement mechanisms, and approved capacities may be revised periodically by TNERC, TNPDCL, or TANGEDCO. Consumers are advised to verify the latest applicable guidelines before project execution.

DOMESTIC CONSUMERS

Residential Rooftop Solar Eligibility & Benefits

Residential homeowners can install rooftop solar systems under the PM Surya Ghar Scheme and avail net metering benefits while reducing electricity bills and contributing to clean energy generation.

Residential Homes
▼

Eligible For

  • PM Surya Ghar Subsidy Rooftop Solar
  • Net Metering / Net Feed-In
  • Export Of Excess Solar Power

Key Highlights

PM Surya Ghar Subsidy Support

Eligible residential consumers can avail government subsidy benefits under the PM Surya Ghar Muft Bijli Yojana.

Capacity Linked To Sanctioned Load

Rooftop solar system capacity is generally determined based on the sanctioned electricity load of the consumer.

Export Excess Solar Energy

Surplus electricity generated from rooftop solar systems can be exported to the utility grid.

TNPDCL / TANGEDCO Settlement

Energy settlement and credit adjustments are processed through approved TNPDCL / TANGEDCO mechanisms.

COMMERCIAL CONSUMERS

Commercial Rooftop Solar Eligibility & Benefits

Commercial establishments can significantly reduce electricity costs through rooftop solar systems while benefiting from net metering and attractive returns on investment under the applicable TNERC regulations.

Commercial Sector
▼

Eligible Segments

Offices Retail Hotels Hospitals IT Parks Schools

Key Highlights

Up To 1 MW Solar Capacity

Commercial rooftop solar projects are generally permitted up to 1 MW under the applicable TNERC regulatory framework.

Net Metering Benefits

Exported solar energy is adjusted against imported grid power through approved settlement mechanisms.

Strong Financial Returns

Higher commercial electricity tariffs result in faster ROI and substantial long-term savings.

Flexible Investment Models

Suitable for both CAPEX ownership models and RESCO / OPEX solar service agreements.

INDUSTRIAL CONSUMERS

Industrial Rooftop Solar & Net Metering

Industrial consumers can leverage rooftop solar systems to reduce energy costs, improve operational efficiency, and support sustainability goals while utilizing Tamil Nadu's net metering framework.

Industrial Sector
▼
Manufacturing Units
Textile Mills
Engineering Industries
Warehouses

Key Highlights

  • Rooftop solar capacity is generally linked to sanctioned load and technical feasibility.
  • Net metering significantly reduces daytime energy costs.
  • Systems above standard rooftop limits may require open-access or additional regulatory approvals.
  • Demand charges and fixed charges may continue to apply separately from energy offset benefits.
  • Large industries often combine rooftop solar with captive or open-access solar models.

Policy Snapshot (Tamil Nadu – 2026)

Consumer Category Solar Eligibility Net Metering / Feed-In Subsidy
Domestic Up to sanctioned load Yes Available under PM Surya Ghar
Commercial Up to 1 MW* Yes Not Available
Industrial Based on sanctioned load & approvals Yes Not Available
Group Housing Society Common Area Solar Yes Available under applicable schemes

*Subject to TNERC regulations, technical feasibility, and utility approvals.

NET METERING CONSULTATION

Get Professional Net Metering Assistance For Your Solar Project

GridSolar Technologies provides complete Net Metering and Net Feed-In support for Residential, Commercial, Industrial, and Group Housing Society solar projects. Our experts assist with documentation, utility approvals, application processing, meter installation coordination, and commissioning support.

TNPDCL / TANGEDCO Application Support
Net Metering Registration Assistance
Documentation & Compliance Support
Utility Approval Coordination
Faster Project Commissioning
Residential, Commercial & Industrial Projects

100%

Grid Connected Solar

ROI

Faster Solar Payback

24/7

Energy Monitoring
NET METERING ENQUIRY

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