Pakistan Is the World's Top Rooftop Solar Market: Why the 2026 IEA Report Says Lock In Now

• By Best Solar Company PK
• 30 Sep, 2026
• Solar Policy
• 8 min read

Pakistan just earned a title almost nobody predicted a decade ago: the world's fastest-growing rooftop solar market. The International Energy Agency's **September 2026 Electrification** special report found that Pakistan imported roughly **51GW of solar panels between 2021 and 2025** — with an estimated **28–38GW now installed** and around **80% of it sitting on rooftops**.

That is not a government megaproject. It is millions of homeowners, shopkeepers, and factory owners voting with their own money against an unreliable, expensive grid. For anyone still on the fence, the same report carries a quieter warning: the golden window for locking in the best returns on **Pakistan rooftop solar** is closing fast.

What the IEA September 2026 report actually says

The headline numbers are staggering for a country of Pakistan's size and income level:

• **~51GW of panels imported** over 2021–2025, worth roughly $18 billion.
• **28–38GW installed**, with rooftop systems making up about **80%** and homes accounting for nearly half.
• Battery imports jumped from about **$120 million in 2022 to nearly $300 million in 2025**.
• The median Pakistani business still faces around **45 hours of outages every month**.

Read those last two lines together and the story writes itself. People are not going solar because it is fashionable — they are doing it because grid power is unreliable and, after years of tariff hikes, brutally expensive. Rooftop solar became the rational, self-funded escape hatch.

Why "fastest adopter" creates grid-policy risk

Here is the uncomfortable truth behind the celebration. Every rooftop that goes solar buys fewer units from the grid, but the national grid's fixed costs — power plant capacity payments, transmission lines, circular debt — do not shrink. Those costs get spread across a shrinking pool of paying customers, pushing tariffs higher, which pushes *more* people onto solar. Analysts call this the **utility death spiral**, and Pakistan is now a textbook case.

Regulators reacted. In February 2026, NEPRA notified the new **Prosumer Regulations 2026**, replacing the old net-metering system with **net billing**. If you have installed solar in Pakistan recently, you have already felt the shift — or you are about to.

The buyback cut: from Rs 26 to about Rs 11

Under the old net-metering regime, your surplus units were swapped one-for-one and effectively valued at around **Rs 25–27 per unit**. Under net billing, that export is now bought at close to the National Average Energy Purchase Price — roughly **Rs 8–13 per unit** depending on the notification — while the electricity you *import* is still billed at the full consumer tariff of **Rs 35–55+ per unit**.

That is a **60–70% cut** to what your exported units are worth. The other changes tighten the screw further:

• A new **Rs 1,000 per kW** application fee and mandatory licensing for all system sizes.
• The agreement term cut from **seven years to five**.
• Higher fixed **capacity charges** appearing on prosumer bills.

The policy logic is defensible — NEPRA says it is curbing tariff distortion and grid instability. But for a buyer, the message is blunt: exported units are worth far less than they used to be.

Old vs new: how the rules changed

| Factor | Old net metering (pre-Feb 2026) | New net billing (2026) | |---|---|---| | Export/buyback rate | ~Rs 25–27/unit | ~Rs 8–13/unit | | Import charge | Netted against exports | Full tariff (Rs 35–55+/unit) | | Agreement term | 7 years | 5 years | | Setup fee | Effectively free | Rs 1,000/kW + licensing | | Best system design | Maximise export | Maximise self-use + storage |

The one crucial protection: existing agreements are grandfathered

This is the detail that should decide your timing. If you hold a **valid, signed net-metering agreement dated before 9 February 2026**, you stay on your old terms and old buyback rate until that contract naturally expires. After public backlash, the Prime Minister ordered NEPRA to protect existing users, and the exemption held.

In plain terms: the sooner you sign, the better the regime you get locked into. Every month of delay risks landing you under harsher net-billing math — or the next revision, which could be tougher still.

Why locking in a system now still makes strong financial sense

Even with lower buyback rates, the numbers remain compelling because **the real saving was never from selling power — it was from not buying it.** With grid tariffs at Rs 35–55+ per unit, every unit you self-consume is worth far more than any export credit ever was.

Consider a typical **10kW system** in 2026:

• On-grid cost: roughly **PKR 950,000–1,300,000** installed.
• Hybrid (with lithium storage): roughly **PKR 1.3 million–2.2 million**.
• Output: about **35–50 units/day**, or **1,050–1,500 units/month**.
• Monthly saving: commonly **PKR 52,000–75,000**.

At those savings, payback typically lands in the **2–4 year** range even under net billing — because you are dodging expensive grid units, not chasing cheap export credits. Panel prices have also fallen to roughly **PKR 24–35 per watt**, so hardware has rarely been cheaper.

Our practical, first-hand advice after hundreds of installs across Punjab and Sindh: **size for self-consumption, not export.** A right-sized hybrid system with modest battery storage now beats an oversized export-heavy system under the new rules. See our breakdown of the NEPRA net billing rules for 2026 and use a proper solar payback calculation for Pakistan before you commit.

Frequently Asked Questions

**Is rooftop solar still worth it in Pakistan after the 2026 net-billing changes?** Yes — clearly. The buyback cut hurts export income, but with grid tariffs above Rs 35 per unit, self-consumption savings dominate the return. Payback for a well-sized system remains around 2–4 years, and you gain protection from outages and future tariff hikes.

**What did the IEA September 2026 report say about Pakistan?** It found Pakistan imported about 51GW of solar panels from 2021–2025, with 28–38GW now installed and roughly 80% on rooftops — making Pakistan the world's fastest rooftop solar adopter, driven mainly by homes and small businesses escaping unreliable, costly grid power.

**Should I install before or after signing a net-metering agreement?** Sign as soon as possible. Agreements validly signed before 9 February 2026 are grandfathered onto the older, more generous terms until they expire. New connections fall under net billing, so acting sooner locks in better economics.

**Will the government cut solar buyback rates again?** No one can promise it won't. The grid's financial pressure is structural, so further tightening is a real risk. That uncertainty is precisely why buyers who lock in a signed agreement now protect themselves from the next revision.

The bottom line

The IEA's 2026 report confirms what Pakistani rooftops already show: this is one of the great energy transitions of the decade. But being the world's fastest adopter has triggered exactly the policy backlash economists warned about — lower buyback, higher fixed charges, shorter terms. The economics of going solar are still excellent, they are just tilting toward those who move early and design for self-use.

If you have been waiting for the "perfect" moment, the data says it has already passed its peak. **Talk to Best Solar Company PK today**, lock in your agreement, and secure your returns before the rules tighten again.

**Sources:** IEA via pv magazine · NEPRA Prosumer Regulations 2026 (Express Tribune) · Existing-user exemption (Arab News) · Dawn: who pays for the new solar regime

Best Solar Company PK designs and installs reliable solar systems in Rawalpindi, Islamabad, Lahore, Multan, Taunsa Sharif and Karachi. Contact us for a free survey and the best advice for your home or business.