Who assigns IPI numbers?

IPI numbers are assigned by performing rights organizations (PROs) like ASCAP, BMI, SESAC, SOCAN, PRS, GEMA, SACEM, JASRAC, and others. SUISA (the Swiss PRO) maintains the global IPI database on behalf of CISAC, the international confederation of authors and composers societies.

IPI · Songwriter

WILLIAM MAXWELL

00456585027

15 works

Last verified: November 10, 2026

The IPI number for WILLIAM MAXWELL is 00456585027. IPI numbers are unique 11-digit Interested Parties Information codes managed by SUISA on behalf of CISAC, used by performing rights organizations worldwide to track royalty payments to rights holders. WILLIAM MAXWELL is indexed as a songwriter. WILLIAM MAXWELL has 15 registered works indexed on Credits.fm.

Format

0045658502Sequential number

7Check digit

Sequential number:: Globally unique number assigned by CISAC/SUISA when the rights-holder was registered.
Check digit:: ISO 7064 Mod 10-1 check digit that validates the IPI.

Credit Chain

ISWC15 works

IPIWILLIAM MAXWELL

Works

Publishers

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Avg. Share

SourcesMLC

Identifier Graph

Who is IPI 00456585027?

00456585027 is an Interested Parties Information (IPI) code assigned to WILLIAM MAXWELL, a songwriter. IPI numbers are unique identifiers managed by SUISA on behalf of CISAC, used by performing rights organizations worldwide to identify rights holders and distribute royalties.

WILLIAM MAXWELL has 15 musical works (ISWCs) in our database.

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WILLIAM MAXWELL

Format

People also ask

Who is IPI 00456585027?

WILLIAM MAXWELL

Format

Musical Works (ISWC) (15)

People also ask

Who is IPI 00456585027?

Musical Works (ISWC) (15)