Do storage batteries need the same pre-shipment certificate as solar panels?

No. Panels and inverters go through a quality-standard route with a certificate arranged before shipment. Batteries have no equivalent regime. What they carry instead is a valuation ruling, and separately, the Class 9 dangerous goods documentation every lithium shipment needs regardless of what it is for.

What is a UN38.3 test summary, and who provides it?

It is the manufacturer's evidence that the cells passed the tests set out under the UN's transport rules for lithium goods. The supplier provides it, and it has to exist before the container ships. No clearing agent can produce one after the fact.

Is our container assessed on the invoice we paid?

Only if the invoice is at or above the value the applicable ruling sets. Lithium-ion cells and batteries are assessed against a Directorate General of Customs Valuation ruling, and a declared value the ruling does not support is where the file stops.

Does the brand of battery affect the assessed value?

Yes. The current ruling on lithium-ion batteries sets one floor for a named list of manufacturers and a lower one for everything else. A brand not on that list is assessed at the lower figure, and an invoice claiming a listed brand invites a query if the paperwork does not back it up.

We are importing bare cells to assemble into packs locally, not finished batteries. Does that change anything?

It changes which ruling applies. Cells are valued under a separate ruling from assembled battery packs. Which one your consignment falls under is worth confirming before the declaration goes in, not after.

Does a container of batteries move through the terminal differently from ordinary cargo?

Yes. It has to be booked and manifested as dangerous cargo before it is loaded, and it is worked in the terminal's area for hazardous containers rather than stacked with general cargo.

Does it matter if the batteries are for a home system rather than a commercial project?

Not to the assessment. A container behind a distributor's order and a pallet behind a single household system are assessed against the same ruling. Only the volume differs.

Industries · Energy storage

Battery storage clears against a valuation ruling and a dangerous-goods file, not an invoice.

Shafiq Traders · Updated 14 September 2026

A container of storage batteries is not a solar shipment. Imports of this category have gone from a marginal line, well under half a gigawatt-hour a year through 2018–2023, to roughly 4.6 gigawatt-hours in 2025 alone, and the growth has made it a category customs watches on its own terms. What makes it different from a container of panels is not the duty line. Every cell or pack is a Class 9 dangerous good that needs UN38.3 test documentation before it ships, not after it lands, and the value customs assesses it against comes from a standing valuation ruling, not the invoice your supplier wrote. A clearing agent who treats this as the same job as a panel container has not read the ruling.

A different import than panels or inverters

A distributor bringing in panels has one file to build: a pre-shipment inspection certificate, arranged before the container leaves the exporting country. An EPC contractor, a rooftop installer or an IPP bringing in a container of storage cells or assembled battery racks is building a different file. There is no equivalent pre-shipment certificate for batteries. There is a valuation ruling, a set of dangerous goods documents, and a terminal that treats the box differently the moment the manifest names what is inside it.

This is not the question our page on lithium battery duty answers. That page is about the rate a battery pays. This one is about clearing a forty-foot container of them: the dangerous-goods paperwork that has to exist before the vessel sails, an assessed value that comes from a ruling rather than the invoice, and handling at the terminal that does not follow the same path as a container of panels.

How fast this has grown

Battery storage import volume, from an industry analysis of Pakistan's import data. Figures are approximate, as reported.

Total BESS imports, 2025~4.6 GWhon all segments — residential, commercial, industrial, telecom
Residential storage, cumulative to end of 2025~3.1 GWhon residential segment alone
Typical annual imports, 2018–20230.1–0.5 GWh a yearon before the 2024–25 acceleration

Checked 14 September 2026 against Renewables First, "From Solar Panels to Storage: Pakistan's Battery Boom Begins," as reported by pv magazine. Rates move at the budget and by SRO in between, so confirm the current figure with us before you price a consignment on it.

Class 9 before the container ships

Every cell or battery in that container is a dangerous good under the UN's Class 9 rules, the same class that covers other goods capable of catching fire or venting under stress in transport. Before it ships, the cells have to have passed the sequence of tests the UN sets out for lithium goods, and the supplier has to hand over a test summary that says so. A shipper's declaration for dangerous goods, a safety data sheet and the Class 9 mark on the carton travel with the container as a matter of course, not as paperwork added at the port.

None of that is something this office can produce once the container is at the terminal. A supplier who cannot produce that test summary has not tested the product to the standard the carrier, the terminal and Pakistan Customs all expect, and a container booked without one should not have been loaded in the first place.

Where a BESS container actually stalls

Drawn from the consignments this office has handled and from the Directorate General of Customs Valuation's rulings on lithium-ion cells and batteries. Checked September 2026.
Step	What it proves	Where it stalls if missing
Battery transport test summary	The cells passed the sequence of tests set for Class 9 lithium goods before carriage	A container declared without one should never have been booked, and the query lands at the port instead of before it
Shipper's declaration and safety data sheet	The dangerous-goods paperwork the carrier and the terminal require for a Class 9 consignment	A manifest that does not name the goods as dangerous cargo, which the terminal's own documentation check catches independently of customs
Declared value against the ruling	Whether the invoice is read at face value or replaced by the ruling's floor for that category and brand	A declared value the applicable ruling does not support

What the ruling actually sets

Two rulings from the Directorate General of Customs Valuation set the floor for anything declared under the tariff heading covering lithium-ion cells and batteries. Neither is optional reading if the container carries cells or assembled packs rather than consumer electronics.

Lithium-ion cells (LFP, LiFePO4, prismatic), all originsUS$7.00 per kg, C&Fon customs value floor for bare cells · Valuation Ruling No. 2061 of 2026
Lithium-ion batteries, IP65 enclosure, Tier-1 brandUS$12.84/kg or US$109/kWh, whichever is higheron customs value floor, outdoor-rated enclosure, named manufacturer · Valuation Ruling No. 2062 of 2026
Lithium-ion batteries, IP65 enclosure, other brandsUS$11.17/kg or US$95/kWh, whichever is higheron customs value floor, outdoor-rated enclosure, unlisted manufacturer · Valuation Ruling No. 2062 of 2026

Checked 14 September 2026 against Directorate General of Customs Valuation — Valuation Ruling No. 2061 of 2026 (Lithium-Ion Cells). Rates move at the budget and by SRO in between, so confirm the current figure with us before you price a consignment on it.

The brand list, and the yard it sits in

The current ruling on assembled batteries does not treat every manufacturer the same. It names a list of manufacturers assessed at one floor and leaves everything else at a lower one. A supplier whose name is not on that list is not assessed like a named manufacturer, and an invoice claiming a listed brand without the paperwork to match invites a query rather than avoiding one. The ruling also carves out batteries built for phones, laptops and tablets, which is the clearest sign that it was written for exactly this trade, not for consumer electronics.

The container does not move through the terminal like an ordinary one either. A box declared as Class 9 cargo has to be booked with the shipping line as dangerous goods before it loads, and it is worked in the terminal's area for hazardous cargo rather than stacked with general containers. Treating the booking as a formality, the way a container of finished panels can sometimes get away with, is how a battery shipment ends up delayed at the line rather than at customs.

Companies we have cleared for in solar and energy

Distributors, EPC contractors and manufacturers on our register, several of them bringing in storage alongside the panels.

E-Tachi Solar Solutions · Enerquip · Ecosolar Solutions · Gallian & Co · Pak China Tradeway · Petro Wawasan Jaya · Petroflo Trading Company · U Energy

If your invoice genuinely reads below the ruling's floor — a bulk lot, an off-brand cell, a distressed price — that does not change what gets assessed. We will say so before the declaration goes in, rather than file it at the invoice value and let the query come back to you.

Questions

What BESS importers ask us

Contact

Tell us what is coming.

Give us the product, the port and roughly when the vessel is due, and we will tell you what the clearance involves and what it will cost.

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