# GS1 DataMatrix Pharma

> Source: https://docs.barcoder.ai/docs/standards/gs1-datamatrix-pharma
> research date 2026-06-03 · extracted at 2026-10-03
> Publisher: Barcoder — encyclopedia of QR, barcode and payment-code standards

Specifications:
- [Commission Delegated Regulation (EU) 2016/161](https://eur-lex.europa.eu/eli/reg_del/2016/161/oj)
- [GS1 DataMatrix — GS1 Standards](https://www.gs1.org/standards/barcodes/gs1-datamatrix)
- [DSCSA vs. EU FMD: A Pharma Serialization & Traceability Guide](https://intuitionlabs.ai/articles/dscsa-vs-eu-fmd-serialization-traceability)

# GS1 DataMatrix Pharma Serialization

## Overview

**GS1 DataMatrix Pharma Serialization** is a **data-format application**, not a separate symbology. It is the use of the [GS1 DataMatrix](https://docs.barcoder.ai/docs/standards/gs1-datamatrix) carrier — the ECC 200 variant of [Data Matrix](https://docs.barcoder.ai/docs/standards/data-matrix) with a leading FNC1, carrying GS1 Application Identifier (AI) element strings — to mark each individual prescription-medicine pack with a **unique identifier (UI)** for anti-counterfeiting and traceability <sup>[2][2], [3][3]</sup>. Two major regulatory regimes drive it: the **EU Falsified Medicines Directive (FMD)** and the **US Drug Supply Chain Security Act (DSCSA)** <sup>[1][1], [3][3]</sup>.

The format is the same wherever it is applied: a single GS1 DataMatrix on the outer carton encodes four data elements — **GTIN** (AI `01`), **serial number** (AI `21`), **batch/lot** (AI `10`), and **expiry date** (AI `17`) — so that each saleable pack carries a globally unique, machine-readable identity that can be verified at the point of dispense <sup>[1][1], [3][3]</sup>. This is not a new code: it is the standard [GS1 DataMatrix](https://docs.barcoder.ai/docs/standards/gs1-datamatrix) profile applied to a regulated use case, with the same ISO/IEC 16022 ECC 200 encoding and FNC1 marker as any other GS1 DataMatrix <sup>[2][2]</sup>.

## History

**EU Falsified Medicines Directive.** The framework was established by **Directive 2011/62/EU** (the FMD), which amended Directive 2001/83/EC to require two safety features on prescription medicine packs: a machine-readable **unique identifier** and an **anti-tampering device** <sup>[1][1]</sup>. The technical detail was set by **Commission Delegated Regulation (EU) 2016/161**, which became applicable on **9 February 2019** across the EU/EEA, mandating the GS1 DataMatrix carrier and the data elements of the unique identifier <sup>[1][1], [3][3]</sup>.

**US DSCSA.** The **Drug Supply Chain Security Act was enacted in 2013** as Title II of the Drug Quality and Security Act, building toward unit-level serialization and electronic, interoperable traceability across the US drug supply chain <sup>[3][3]</sup>. Unit-level requirements were originally targeted for 2023, but the FDA granted a stabilization period, with enforcement phased through 2025: manufacturers and repackagers by **27 May 2025**, wholesale distributors by **27 August 2025**, and dispensers by **27 November 2025** <sup>[3][3]</sup>.

## Technical specification

**Carrier.** The data carrier is a **GS1 DataMatrix** — ISO/IEC 16022 ECC 200 with a GS1 FNC1 in the first position to flag that the content is GS1 AI element strings, printed on the outer packaging with a human-readable text mirror of the data <sup>[2][2], [3][3]</sup>. See [GS1 DataMatrix](https://docs.barcoder.ai/docs/standards/gs1-datamatrix) and [Data Matrix](https://docs.barcoder.ai/docs/standards/data-matrix) for the underlying symbology.

**Encoded data elements.** The unique identifier comprises four AI fields <sup>[1][1], [3][3]</sup>:

| AI | Element | Notes |
|----|---------|-------|
| `01` | GTIN | Product code (the marketing/identification number) |
| `21` | Serial number | Randomized, unique per individual pack |
| `10` | Batch / lot number | Manufacturing batch identifier |
| `17` | Expiry date | Date format YYMMDD |

Under EU FMD, a **national reimbursement / identification number** may additionally be required by some member states <sup>[1][1], [3][3]</sup>. The corresponding element string is of the form `(01)…(21)…(10)…(17)…`, encoded in the DataMatrix with FNC1 separators between variable-length fields <sup>[2][2], [3][3]</sup>.

**EU verification model.** Each pack is checked against a repository system: the **European Medicines Verification System (EMVS)** federated with **National Medicines Verification Systems (NMVS)** <sup>[1][1], [3][3]</sup>. At dispensing, the pharmacy scans the code, the system verifies authenticity, and the unique identifier is **decommissioned** so the serial cannot be reused by counterfeiters — Regulation (EU) 2016/161 requires "verification and subsequent decommissioning of the unique identifier of every supplied pack" <sup>[1][1]</sup>.

**US verification model.** DSCSA does not prescribe a single barcode type but requires a serialized product identifier encoding at minimum the **NDC (or equivalent standardized drug code), a randomized serial number, lot number, and expiration date**; in practice this is carried in a GS1 DataMatrix (the GTIN being derived from the NDC) <sup>[3][3]</sup>. DSCSA emphasizes **electronic, interoperable data exchange** between trading partners via **EPCIS** (Electronic Product Code Information Services) messages, rather than mandatory pharmacy-level verification at every dispense <sup>[3][3]</sup>.

## Use cases

- **Anti-counterfeiting / authentication.** The per-pack serial lets the supply chain detect falsified or duplicated packs at the point of dispense (EU FMD) <sup>[1][1], [3][3]</sup>.
- **Pharmacy dispensing.** Scanning the GS1 DataMatrix verifies and decommissions the pack at the till in EU pharmacies <sup>[1][1]</sup>.
- **Traceability and recalls.** GTIN + batch + serial enable recall and provenance actions at item or lot granularity across the supply chain <sup>[3][3], [4][4]</sup>.
- **Expiry management.** The embedded expiry (AI `17`) supports automated checks against dispensing expired stock <sup>[3][3]</sup>.

## Comparison

**EU FMD vs US DSCSA.** Both regimes require the same four core data elements (GTIN/NDC, serial, lot, expiry) and converge on the GS1 DataMatrix as carrier, but their architectures differ. EU FMD centres on **point-of-dispense verification** against centralized NMVS/EMVS repositories with mandatory decommissioning; DSCSA centres on **transactional electronic data exchange** (EPCIS) between trading partners and does not require pharmacy-level scanning of every pack — making the two complementary but structurally distinct <sup>[3][3]</sup>.

**GS1 DataMatrix vs GS1-128 for pharma.** Some DSCSA logistics use cases use [GS1-128](https://docs.barcoder.ai/docs/standards/gs1-128) with SSCCs at the case/pallet level, but unit-level pack marking uses GS1 DataMatrix because the 2D matrix fits the four-AI unique identifier onto a small carton face where a linear symbol could not <sup>[2][2], [3][3]</sup>.

**Pharma DataMatrix vs retail Sunrise 2027.** Healthcare serialization mandated GS1 DataMatrix at the item level years before retail's 2D transition; it is, in effect, the precedent the broader [GS1 Sunrise 2027](https://docs.barcoder.ai/docs/standards/gs1-sunrise-2027) retail program now follows, though retail additionally permits a [GS1 QR Code](https://docs.barcoder.ai/docs/standards/gs1-qr-code) carrying [GS1 Digital Link](https://docs.barcoder.ai/docs/standards/gs1-digital-link) URI syntax <sup>[2][2]</sup>.

## Status

GS1 DataMatrix pharma serialization is fully in force. EU FMD has been mandatory since **9 February 2019**, with the EMVS connecting thousands of marketing-authorisation holders, wholesalers, and tens of thousands of pharmacies across the EU/EEA <sup>[1][1]</sup>. US DSCSA unit-level serialization and interoperable traceability moved into enforcement through 2025 (manufacturers May 2025, wholesalers August 2025, dispensers November 2025) <sup>[3][3]</sup>. More broadly, serialization on the GS1 DataMatrix model is mandated in dozens of countries worldwide <sup>[3][3]</sup>.

## Sources

[1]: https://intuitionlabs.ai/articles/pharma-serialization-fmd-guide
[2]: https://www.gs1.org/standards/barcodes/gs1-datamatrix
[3]: https://intuitionlabs.ai/articles/dscsa-vs-eu-fmd-serialization-traceability
[4]: https://www.dynamsoft.com/blog/insights/gs1-healthcare-supply-chain/

[1] [FMD Explained: A Guide to Pharma Serialization & Barcodes](https://intuitionlabs.ai/articles/pharma-serialization-fmd-guide) — IntuitionLabs
[2] [GS1 DataMatrix — GS1 Standards](https://www.gs1.org/standards/barcodes/gs1-datamatrix) — GS1
[3] [DSCSA vs. EU FMD: A Pharma Serialization & Traceability Guide](https://intuitionlabs.ai/articles/dscsa-vs-eu-fmd-serialization-traceability) — IntuitionLabs
[4] [Why GS1 Standards Are Transforming Healthcare Supply Chains](https://www.dynamsoft.com/blog/insights/gs1-healthcare-supply-chain/) — Dynamsoft

## Deployments

_No country reports mention this standard by name._

## Regions / aggregations not mapped to a single country

- Universal