ISWC · Musical Work

T-914876303-5

DIDN'T YOU KNOW HOW MUCH I LOVED YOU

28 recordings

Last verified: September 18, 2026

The ISWC for “DIDN'T YOU KNOW HOW MUCH I LOVED YOU” is T-914876303-5. ISWCs are ISO 15707 identifiers managed by CISAC; they identify the underlying song — its melody, lyrics, and arrangement — rather than any single recording. One composition can have many recordings (ISRCs). This work has 28 known recordings (ISRCs) indexed on Credits.fm.

Format

TPrefix

914876303Work number

5Check digit

Prefix:: "T" = musical work; "W" = work in progress.
Work number:: 9-digit unique work number assigned by CISAC.
Check digit:: ISO 7064 Mod 11-2 check digit that validates the rest of the code.

Credit Chain

ISRC28 recordings

ISWCDIDN'T YOU KNOW HOW MUCH I LOVED YOU

SourcesCISACMLC via NotesMusicBrainz3 sources

Verified on

CISAC ISWC registry search

Identifier Graph

What is ISWC T-914876303-5?

T-914876303-5 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition “DIDN'T YOU KNOW HOW MUCH I LOVED YOU”. ISWCs are defined by ISO 15707 and managed by CISAC. Unlike ISRCs which identify recordings, an ISWC identifies the underlying song — the melody, lyrics, and arrangement.

This work has 28 recordings (ISRCs) associated with it. Each recording represents a distinct version — such as the original, a remix, a live performance, or a cover — that shares the same underlying composition.

T-914876303-5

Format

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What is ISWC T-914876303-5?

T-914876303-5

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Which releases contain this work? (1)

Recordings (28)

Verified on

People also ask

What is ISWC T-914876303-5?

Which releases contain this work? (1)

Recordings (28)