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Raymitra
25-year savings

What solar saves over 25 years.

25 साल में सोलर से कितनी बचत होगी?

Your state and monthly bill. See the saving year by year and the year it pays back.

We size the system from your bill (3.5 kW), then count the saving at today's tariff for 25 years.

Saved over 25 years

₹6,30,000

Pays back in

year 5

you pay ₹1,04,408

Saving so far, by year · dashed line = what you pay

Year 1Year 25

No state top-up in Gujarat. No tariff increase and no panel ageing is assumed: the rates file holds neither figure, so none is invented. Uses the energy rate only; FPPAS and electricity duty are billed on top, so the real bill and saving are higher.

Estimates. Every rate used is listed with its date under Sources and dates, below.

Sources and dates(16)

Rates file as of 2026-09-29. 14 of 16 figures are verified against a primary source. 2 are not verified and are marked below.

  • Central subsidy slabs (residential)

    ₹30,000/kW up to 2kW, ₹18,000/kW for the 3rd kW, capped at ₹78,000 for 3kW and above. No CFA beyond 3kW for individual residential consumers. Scheme Cabinet-approved 29 Feb 2024; CFA effective 13 Feb 2024; admin Order No. 318/17/2024-Grid Connected Rooftop dated 16 Mar 2024. Read directly from the MNRE guidelines PDF, not the portal homepage.

    Guidelines for PM-Surya Ghar: Muft Bijli Yojana – Central Financial Assistance to Residential Consumers (MNRE)

    Effective 2024-02-13

    Verified
  • GST on rooftop solar

    Solar devices 5% from 22 Sep 2025, services 18%. The 70:30 goods:services split gives a blended 8.9%. Provided as already-verified by the requester; not re-derived in this pass. Corrected the notification series from the site placeholder's 'Central Tax' to 'Integrated Tax' per the confirmed citation.

    CBIC Notification No. 9/2025-Integrated Tax (Rate)

    Effective 2025-09-22

    Verified
  • MNRE benchmark cost, Feb 2024 — market quotes vary

    This is the notional cost the 60%/40% CFA percentages are computed against, not a market EPC quote. Only two bands are defined in the guideline (0-2kW, and 2kW-and-above at a flat Rs 45,000/kW — there is no separate 3-10kW or 10kW+ band in the primary source, unlike a typical placeholder's 4-band structure). 'includes_gst: false' is an ASSUMPTION — the guideline does not state whether the benchmark is GST-inclusive; treat as unconfirmed. MNRE's benchmark-cost listing page, as browsed 2026-09-27, shows only a document dated 2019-20 — no distinct FY2025-26/2026-27 revision was found, so these Feb-2024 figures should be treated as still current pending a newer MNRE notification.

    Guidelines for PM-Surya Ghar: Muft Bijli Yojana (MNRE) – Benchmark Cost clause

    Effective 2024-02-13

    Verified
State and DISCOM figures (13)
  • Generation per kW, default

    Value unchanged, still unverified: no primary states a national annual average. Primaries bracket it. MNRE FAQ (PIB 28-04-2022): 'On a clear sunny day, One kWp can generate 4 to 5.5 units in a day' (a clear-day figure). UPNEDA PM Surya Ghar Information Booklet p.3 (https://upneda.org.in/MediaGallery/Documents/MuftBijliYojanBooklet.pdf): '1 kW rooftop plant typically generates 4 to 5 units of electricity daily'. UPNEDA Rooftop FAQ p.5 (https://upneda.org.in/MediaGallery/Documents/FAQRooftop.pdf): 'The average monthly generation from a 2kW system is 270 units in Uttar Pradesh' (= 4.5 kWh/kWp/day, UP only). MNRE PMSG guidelines §3(c): '1,000 billion units ... during the 25 years' from the 30 GW target, which works out to about 3.65 kWh/kWp/day averaged over life including degradation (derived, not stated). 4.0 sits inside these, at the conservative end of the MNRE/UPNEDA daily ranges. No NIWE state-by-state table located, so no per-state entries are added.

    MNRE FAQ (via PIB), 28 April 2022; UPNEDA PM Surya Ghar Information Booklet and Rooftop FAQ; MNRE PMSG CFA Guidelines §3(c)

    Effective Date not stated

    Not verified
  • Tariff, Torrent Power, Ahmedabad

    Rate: RGP (Residential General Purpose). Fixed charge shown is for single-phase supply per month; three-phase is Rs 65/month (see fixed_charge_three_phase). BPL households get Rs 5/month fixed + 150 paise/unit for first 50 units, then RGP rate. Excludes FPPAS fuel-cost adjustment and electricity duty, billed separately.

    GERC Tariff Order – Torrent Power Ltd. Distribution (Ahmedabad), Case No. 2585 of 2025

    Effective 2026-04-01

    Verified
  • Tariff, Torrent Power, Surat

    Read 2026-09-29 in the order PDF (217 pp). Rate: RGP (Residential General Purpose), PDF p.203 (printed Page 202): 'Single-phase supply: Aggregate load up to 6 kW; Three-phase supply: Aggregate load above 6 kW'. 1.1 Fixed Charges for other than BPL consumers: 'Single Phase Supply Rs.25 per installation per month', 'Three Phase Supply Rs. 65 per installation per month' (fixed_charge_three_phase). 1.2 Energy Charges 'For the total monthly consumption': 'First 50 units 320 Paise per Unit', 'Next 50 units 365', 'Next 150 units 425', 'Above 250 units 505'. So the slab edges are 0-50 / 51-100 / 101-250 / above 250, not Ahmedabad's 0-50 / 51-200 / above 200. BPL households: Rs 5.00 per month fixed and 150 paise/unit for the first 50 units, then residential rates (pp.203-204). Effective date: PDF p.199 (printed 198), 'The retail supply tariffs for TPL-D (S) determined by the Commission are annexed to this Order and it shall come into force with effect from 1st April 2026' (order dated 25.03.2026); the schedule header on PDF p.200 says 'Effective from 1st April 2026'. General conditions: FPPAS 'shall be applicable in accordance with the formula approved by the Gujarat Electricity Regulatory Commission from time to time' (item 14, p.201) and 'These tariffs are exclusive of Electricity Duty' (item 16, p.202), so both are billed on top.

    GERC Tariff Order – Torrent Power Ltd. Distribution (Surat), Case No. 2586 of 2025, dated 25-03-2026 – Annexure Tariff Schedule, Part-I Rate RGP

    Effective 2026-04-01

    Verified
  • Tariff, PGVCL

    Rate: RGP (urban). Common schedule shared by all four state DISCOMs — identical for UGVCL/MGVCL/DGVCL. Fixed charge shown (Rs 15/month) is for connected load ≤ 2kW; rises to Rs 25/45/70 per month for 2-4/4-6/6+kW bands. Rural (RGP-Rural) rates are lower: 2.65/3.10/3.75/4.90 across the same slab boundaries — not separately modelled here. Excludes electricity duty.

    GERC Annexure: Tariff Schedule of Four State Owned DISCOMs (DGVCL, MGVCL, PGVCL & UGVCL), effective 1 April 2026

    Effective 2026-04-01

    Verified
  • Tariff, UGVCL

    Same common GERC schedule as PGVCL (see that entry's note for fixed-charge bands and rural rates).

    GERC Annexure: Tariff Schedule of Four State Owned DISCOMs (DGVCL, MGVCL, PGVCL & UGVCL), effective 1 April 2026

    Effective 2026-04-01

    Verified
  • Tariff, MGVCL

    Same common GERC schedule as PGVCL (see that entry's note for fixed-charge bands and rural rates).

    GERC Annexure: Tariff Schedule of Four State Owned DISCOMs (DGVCL, MGVCL, PGVCL & UGVCL), effective 1 April 2026

    Effective 2026-04-01

    Verified
  • Tariff, DGVCL

    Same common GERC schedule as PGVCL (see that entry's note for fixed-charge bands and rural rates).

    GERC Annexure: Tariff Schedule of Four State Owned DISCOMs (DGVCL, MGVCL, PGVCL & UGVCL), effective 1 April 2026

    Effective 2026-04-01

    Verified
  • Tariff, MP Poorv Kshetra (MPPKVVCL / East)

    Tariff Schedule LV-1 Domestic, LV 1.2(i) metered connection, PDF p.200 of the MPERC order dated 26-03-2026 (Petition No. 140 of 2025; date on p.18); one schedule for all three MP DISCOMs. Energy charge 'with telescopic benefit', urban and rural alike: up to 50 units 471 paise, 51-150 567, 151-300 705, above 300 724. The monthly fixed charge depends on the month's consumption. Urban: '81 per connection' (up to 50 units), '134 per connection' (51-150 units), and for 151-300 and above 300 units '30 for each 0.1 kW load*'. Rural: 67 and 111 per connection, then 28 for each 0.1 kW load. Note 1 (p.201): 'The fixed charges shall be levied considering every 15 units of consumption per month or part thereof equal to 0.1 kW of load. Example: If consumption during the month is 155 units, then the fixed charges shall be levied for 1.1 kW. In case the consumption is 350 units then the fixed charges shall be levied for 2.4 kW.' So above 150 units the Rs 30 multiplies a load worked out from the month's consumption (every 15 units or part = 0.1 kW), not the connected or sanctioned load: 400 units = 27 x Rs 30 = Rs 810 a month (urban). fixed_charge_steps holds the urban steps; fixed_charge stays at the lowest step (81) until the code reads the steps, so bills above 50 units are under-stated until then. Note 2 pro-rates the slabs when a reading period is not a month. LV 1.1 (sanctioned load up to 0.1 kW and up to 30 units a month): 372 paise flat, no fixed charge; not modelled. Effective date: para 1.32 (p.17), 'The tariff determined by this Order shall take effect only after seven (7) days from the date of such publication', meaning the DISCOMs' seven-day public notice in newspapers. That publication date was not found (MPERC notice board, MPEZ tariff page and the MPCZ tariff copy checked 2026-09-29), so effective_from is null. It was 2026-04-01 before; that cannot be right, because the order is dated 26 March 2026. Read 2026-09-29.

    MPERC ARR for FY 2026-27 and Retail Supply Tariff Order for FY 2026-27, Annexure-2, Tariff Schedule LV-1 (Petition No. 140 of 2025)

    Effective Date not stated

    Verified
  • Tariff, MP Madhya Kshetra (MPMKVVCL / Central)

    Same common MPERC schedule as MPPKVVCL (see that entry's note): same slabs, same consumption-linked fixed_charge_steps, effective_from null for the same reason (para 1.32: tariff applies seven days after the DISCOMs' newspaper notice, date not found). Read 2026-09-29.

    MPERC ARR for FY 2026-27 and Retail Supply Tariff Order for FY 2026-27, Annexure-2, Tariff Schedule LV-1 (Petition No. 140 of 2025)

    Effective Date not stated

    Verified
  • Tariff, MP Paschim Kshetra (MPPoKVVCL / West)

    Same common MPERC schedule as MPPKVVCL (see that entry's note): same slabs, same consumption-linked fixed_charge_steps, effective_from null for the same reason (para 1.32: tariff applies seven days after the DISCOMs' newspaper notice, date not found). Read 2026-09-29.

    MPERC ARR for FY 2026-27 and Retail Supply Tariff Order for FY 2026-27, Annexure-2, Tariff Schedule LV-1 (Petition No. 140 of 2025)

    Effective Date not stated

    Verified
  • Tariff, MSEDCL (Mahavitaran)

    Slab rates confirmed unchanged; fixed charge filled (was null). p.95 of 123, LT I(B) LT - Residential: energy charge 3.96 (1-100 units), 10.80 (101-300), 15.03 (301-500), 17.53 (above 500) Rs/kWh. Wheeling Charge is 1.60 Rs/kWh on every slab (total variable 5.56 / 12.40 / 16.64 / 19.13). Fixed/demand charge is Rs 130/connection/month, and three-phase is Rs 435/connection/month. BPL LT I(A) is 1.48 Rs/kWh + Rs 35. As before, 'rate' is the energy charge only. The consumer also pays Rs 1.60/kWh wheeling, FAC and electricity duty, so the calculator under-states MSEDCL bills and savings unless it adds wheeling. The order followed Bombay HC (03-11-2025) and Supreme Court (17-11-2025, 09-02-2026) orders; the FY2025-26 schedule (p.94) was effective 1 July 2025.

    MERC Order, Case No. 75 of 2025 (post-remand), dated 25-03-2026 - Annexure II, 'Summary of LT Tariff for FY 2026-27, effective from 1 April, 2026' (hosted on MSEDCL Tariff Details page)

    Effective 2026-04-01

    Verified
  • Tariff, MVVNL

    Slabs and fixed charge confirmed unchanged. p.422 of 501, LMV-1 3(c)(2) 'Other Metered Domestic Consumers - Others', Tariff Payable by Consumer: up to 100 kWh Rs 5.50, 101-150 Rs 5.50, 151-300 Rs 6.00, above 300 Rs 6.50 per kWh. Fixed charge is Rs 110.00 per kW per month - per kW of load, not per connection, so the calculator should multiply by sanctioned load. One common Rate Schedule covers all five state DISCOMs (DVVNL, MVVNL, PVVNL, PuVVNL, KESCO). Rural 3(a)(2) (p.419): Rs 3.35 / 3.85 / 5.00 / 5.50 across up to 100 / 101-150 / 151-300 / above 300, fixed Rs 90/kW/month. Lifeline (1 kW, up to 100 kWh): Rs 3.00/kWh + Rs 50/kW. Para 8.2.7: 'no Tariff hike is required for FY 2026-27'. The aggregator's 'Rs 2.75 net of subsidy' first slab does not appear in this schedule, so that conflict is resolved. p.26: tariff 'in force seven days after the date of such publication' by the DISCOMs; that date is not in the order, hence effective_from null.

    UPERC Order dated 02-07-2026 - ARR & Tariff of State Discoms for FY 2026-27 (Petition No. 2314/2025 for MVVNL), Annexure 13.1 Rate Schedule LMV-1 (copy hosted by PVVNL)

    Effective Date not stated

    Verified
  • Tariff, default

    Illustrative by design; no primary can verify a national fallback. Used for every DISCOM without its own entry: Rajasthan, Delhi, Karnataka, Tamil Nadu, Telangana, Andhra Pradesh, Haryana, Punjab, Kerala, West Bengal, Bihar and Odisha DISCOMs; and UP DISCOMs other than MVVNL. Torrent Power Surat has its own entry since 2026-09-29. The UPERC FY2026-27 schedule verified under MVVNL applies identically to PVVNL, DVVNL, PuVVNL and KESCO, but those entries were not added. Do not present to a customer as a state's actual tariff.

    Illustrative national fallback, not researched - unchanged from the site's original placeholder

    Effective Date not stated

    Not verified
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