Which battery certifications you actually need in Europe

A European battery project normally needs three separate things: a transport test under UN 38.3, a product standard test under IEC 62133-2 or IEC 62619 and the duties Regulation (EU) 2023/1542 puts on whoever places the battery on the EU market. They are not interchangeable and they are not bought in the same place. This page sorts them into what the law demands, what your customer demands and what nobody demands but everybody asks about. It also separates the dates that are settled from the one that is still pending.

2026-08-05

## Which of the three is a legal requirement?

Two of them, in different ways. UN 38.3 is a condition of moving the goods at all: it has to be done before they travel by air, by sea, by road or by rail. The duties in Regulation (EU) 2023/1542 attach to the company that places a battery on the EU market and come with dates. Product standards sit differently. Whether one is required directly or required because a customer or a conformity assessment route demands it, depends on the product your battery goes into. That was not read at source for this page and it will not be guessed at here.

## What does the regulation add on top of testing?

Duties about data rather than about how the battery behaves. Three dates are already fixed. Our guide to the regulation walks through each one. In short: the digital battery passport falls due first. Supply chain due diligence follows a little over a year later, after a postponement. Recycled content disclosure comes a year after that. Alongside them sits Article 13, which puts labelling and the QR code on the battery or on its packaging and accompanying documents where the battery is too small to carry them.

## What does your customer demand that the law does not?

Quality system evidence and often a site audit. ISO 9001:2015 is the general quality management certificate. IATF 16949 is the automotive one. ISO 14001 covers environmental management. None of the three is a battery standard. They describe how a plant is run rather than what a cell does, which is exactly why a buyer should ask for both kinds of evidence and read them for different reasons.

## In what order should you buy this?

Specification first, then the product standard, then transport, then the regulation duties. That order is not arbitrary. A product standard test can change your design and testing transport before the design is frozen means paying for it twice. The regulation duties are mostly data work, so they can run in parallel once the hardware has stopped moving. Booking a laboratory before your specification is stable is the classic way to buy a test you then repeat.

## What belongs in your plan and what does not?

The carbon footprint declaration does not belong in your plan as a date. Its delegated act was not confirmed as adopted when this page was written, so treat any specific deadline you are shown for it as unverified until somebody can point at the act. Preparing for the work is reasonable. Being handed a date for it is a claim and the right response is to ask where the date came from.

## Who can tell you the answer for your product?

Not this site. We list companies and show the source and check date behind every record, which is a different job from telling you what your product needs. A laboratory can scope a test plan and tell you what it will accept as evidence. The notified body or certification body your customer names is the one that decides on a conformity question. A dangerous goods adviser owns the shipping side. Three different phone calls, three different answers, none of them from a directory.

## Read the requirement where it is written

Every regulation date above came from secondary summaries. The standards behind UN 38.3, IEC 62133-2 and IEC 62619 are sold documents that nobody here has opened. None of the underlying legal texts was read first hand for this page, which is stated plainly because a compliance page that hides its own sourcing is worse than no page. Buy the current edition of the standard that applies to you, read the article numbers in the consolidated regulation, then put your specific question in writing to a laboratory or a notified body.