ISRC Codes Explained: The Unique ID Behind Every Recording

An ISRC code is the permanent 12-character identifier for one specific sound recording or music video. You can get one through a distributor or authorized ISRC Manager, while labels and other recording owners can apply for an ISRC Prefix and assign codes under the official rules. The International ISRC Agency maintains the standard and assignment guidance.

What Is an ISRC Code?

ISRC stands for International Standard Recording Code. It is a unique 12-character identifier assigned to a specific sound recording or music video. Under the standard, one code is allocated to each version of a recording.

The system is maintained by the International ISRC Agency. Services and rights systems use the code to distinguish one recording from another across releases, territories, and ownership changes.

Important distinction: An ISRC identifies a recording, not a song. If three artists each cover the same song, each version gets its own ISRC. If you re-record your own track, the new version gets a new ISRC too.

How the ISRC Format Works

An ISRC has 12 alphanumeric characters. Its allocation elements are AAAAA-YY-NNNNN; in the familiar display convention, the five-character Prefix Code is visually grouped as AA-6QZ.

| Segment | Meaning | Example | |---------|---------|---------| | AAAAA | Prefix Code (five alphanumeric characters) | Allocated by an ISRC Agency | | YY | Year of reference (two digits) | 26 (for 2026) | | NNNNN | Designation code (five digits) | 00001, 00002, etc. |

Example ISRC: AA-6QZ-26-00001

The first five characters are treated as one Prefix Code. The year is the year the ISRC was assigned, not necessarily the recording or release year. The designation is unique within that Prefix Code and year. This is the current structure described by the International ISRC Agency handbook.

In databases and metadata fields, separators are often dropped: AA6QZ2600001. Both presentations refer to the same recording.

Why ISRC Codes Matter

Royalty Tracking

An ISRC gives services a durable way to report which recording was used. It does not itself prove ownership or route money to an account, so the surrounding recording, rights-owner, and musical-work metadata still has to be accurate.

Avoiding Duplicate Registrations

If you move the same recording between distributors or release it again, keep its existing ISRC. The official ISRC FAQ says the code remains with a recording for its lifetime, even if ownership changes.

Chart and Analytics Tracking

Chart and analytics systems can use ISRCs to aggregate reporting for the same recording across services. Keeping the identifier consistent avoids splitting that recording's identity across multiple codes.

Sync Licensing and Broadcasting

When music is placed in film, TV, advertising, or broadcast reporting, the ISRC helps distinguish exactly which recording was used.

How to Get an ISRC Code

There are three main ways to get ISRCs for your recordings.

Through Your Distributor

Many distributors and authorized ISRC Managers can assign ISRCs during a release workflow. Confirm the distributor's policy, and provide the existing code when you are moving or re-releasing unchanged audio.

Through Your National ISRC Agency

Recording owners that need to assign codes themselves can apply through the ISRC Agency for their territory. An approved Prefix Code lets the owner assign ISRCs under the handbook rules and requires careful record keeping, so the agency describes this route as most suited to labels and catalog operators.

Through Vandall

When you manage your releases in Vandall, ISRC codes are part of the metadata you track for every recording. Whether your distributor assigns them or you bring your own, Vandall keeps them attached to the right files so nothing gets lost between collaborators or release cycles.

ISRC vs UPC vs ISWC: What Is the Difference?

There are several identifier systems in music, and each one tracks something different.

| Identifier | What It Identifies | Format | Assigned By | |------------|-------------------|--------|-------------| | ISRC | A specific recording (audio file) | 12 characters (AAAAA-YY-NNNNN) | Distributor, ISRC Manager, or recording owner with a Prefix Code | | UPC/EAN | A release (single, EP, album) | 12-13 digits (barcode) | Distributor or barcode provider | | ISWC | A composition (the underlying song) | T-followed by 10 digits | PRO or publisher |

Think of it this way: You write a song (ISWC). You record that song in the studio (ISRC). You release that recording as a single (UPC). Three different things, three different codes.

A single release with one track has one UPC and one ISRC. An album with 12 tracks has one UPC and 12 ISRCs. If two artists each record their own version of your song, there is one ISWC but two ISRCs.

For more on how these identifiers fit into the release process, see our guide on preparing your music for release.

Common ISRC Mistakes

Using the Same ISRC for Different Versions

A radio edit, acoustic version, remix, and original album version are all separate recordings. Each one needs its own ISRC. The only exception is when the audio is identical, just distributed to a different platform or territory.

Re-Releasing Without Keeping Your ISRC

If you switch distributors or re-release unchanged audio, carry over the original ISRC. Assigning a replacement code breaks the permanent identifier chain and conflicts with the ISRC lifetime rule.

Not Recording Your ISRCs

Many artists let their distributor auto-generate ISRCs and never write them down. If you later switch distributors, dispute a claim, or re-register the recording, you will need that code. Keep a record of every ISRC in your catalog.

Confusing ISRC with UPC

Your distributor might ask for both. The ISRC goes on each individual track. The UPC goes on the release as a whole. Mixing them up causes metadata errors that are painful to fix after the fact. See our breakdown of royalty registration for more on getting your identifiers right.

Quick Reference

| Question | Answer | |----------|--------| | What does ISRC stand for? | International Standard Recording Code | | How long is an ISRC? | 12 characters | | Does a remix need its own ISRC? | Yes | | Does a re-release keep its ISRC? | Yes, it should | | Who assigns ISRCs? | A distributor or ISRC Manager, or a recording owner using an allocated Prefix Code | | Is ISRC the same as UPC? | No. ISRC = recording, UPC = release | | Is ISRC the same as ISWC? | No. ISRC = recording, ISWC = composition | | Can two recordings share an ISRC? | No. One recording, one ISRC |

Keep Your Metadata in Order

ISRC codes are just one part of a larger metadata puzzle that includes IPI numbers, UPC barcodes, songwriter splits, and more. Losing track of any of these can cost you royalties, chart positions, or ownership clarity.

Use the free ISRC and IPI checker to validate an identifier's format before you add it to a release record.

Vandall helps you keep all of this organized. Every recording in your project carries its metadata with it, including ISRCs, credits, and splits, so nothing falls through the cracks when you move from studio to release.

Questions about ISRC codes or release metadata? Reach out at hello@vandall.com