Guides
Industrial Solar Gurugram: Tariffs, Net Metering, ROI 2026
Gurugram factory solar: DHBVN HT tariff ₹6.95/kVAh + ₹290/kVA, HERC net metering cap 500 kW, 90% feed-in settlement, ToD rebates and realistic payback for 2026.
18 Aug 20268 min read
Sun Wave Knowledge Centre
Solar Energy Insights
Guides, case studies, and industry updates to help you make informed decisions about solar energy for your business.
Guides
Industrial Solar Noida: NPCL Tariffs, Net Billing, ROI 2026
Noida factory solar: NPCL HV-2 tariff with the 10% regulatory discount, UPERC net billing (not net metering), 2 MW cap, data-centre demand and payback for 2026.
18 Aug 20267 min read
Guides
UPPCL & UPERC Rooftop Solar Rules for Industry: Net Billing Guide (2026)
UPERC RSPV Regulations 2019 (to the 2025 Third Amendment) for Uttar Pradesh factories: why C&I gets net billing, the 2 MW cap, Solar Injection Compensation and FY 2026-27 tariffs.
18 Aug 202613 min read
Guides
Green Energy Open Access Rules 2022: A C&I Buyer's Guide
Green Energy Open Access Rules 2022 explained: 100 kW eligibility, 15-day GOAR approval, banking, CSS and surcharge caps, and both 2023 amendments for C&I buyers.
13 Aug 202615 min read
News & Updates
Excess Load Surcharge Haryana: HERC 110% Relief (2026)
HERC's 7th Supply Code amendment lifts the surcharge-free excess-demand limit to 110% and caps load-reduction fees at ₹20,000. What Haryana factories should do.
13 Aug 202610 min read
News & Updates
MNRE ALMM List-II Clarification August 2026: Cell Exemptions
MNRE's August 5 2026 ALMM List-II clarification exempts net-metering and open-access solar projects from domestic cell rules till Dec 31 2026. C&I buyer guide.
8 Aug 202618 min read
Open Access
Karnataka Open Access Solar Charges FY 2026-27: Wheeling, CSS
Complete voltage-wise Karnataka solar open access cost framework using KERC tariff order — wheeling, CSS, additional surcharge, banking, landed cost
7 Aug 202621 min read
News & Updates
SECI 1 GW FDRE-RTC Tender Discovers Rs 5.25/kWh Tariff
SECI 1 GW firm and dispatchable renewable energy round-the-clock tender with storage discovers Rs 5.25/kWh lowest tariff in August 2026
7 Aug 202613 min read
Open Access
Tamil Nadu Open Access Charges FY2026-27 (TNPDCL)
TANGEDCO (now TNPDCL/TNGECL) open access solar charges FY2026-27: wheeling, cross-subsidy surcharge, additional surcharge, banking rules, and landed cost worked example.
6 Aug 202613 min read
News & Updates
India Solar Generation Jumps 138% in Four Years: MNRE Data
India solar power generation surged 138% from 73 BU in FY22 to 175 BU in FY26, with solar share hitting 9.5% of total electricity output
4 Aug 202612 min read
Open Access
Maharashtra Open Access Solar Charges FY 2026-27: Wheeling, CSS
Voltage-wise Maharashtra solar open access cost using MERC FY2026-27 tariff order: wheeling, cross-subsidy surcharge, additional surcharge and landed cost.
4 Aug 202619 min read
News & Updates
MNRE 50th ALMM Revision: Module Capacity Exceeds 217 GW
MNRE 50th ALMM List-I revision adds 12.7 GW solar module capacity to 217 GW total with seven new manufacturers, August 2026
4 Aug 202613 min read