ISWC · Musical Work
Worst Day
Last verified:
The ISWC for “Worst Day” is T-315841011-4. 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 7 known recordings (ISRCs) indexed on Credits.fm.
Credit Chain
Songwriters/Publishers (IPI)
Identifier Graph
T-315841011-4 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition “Worst Day”. 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 7 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.
Learn more about ISWCs · Powered by Notes.fm
Creative Contributors (ISNI)
ILLENIUM, MAX
USWB12205362ILLENIUM, MAX
USWB12207789ILLENIUM, MAX
USWB12207141MLC Song Code
