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

LEON JAY DUFFICY

00731629446

12 works

Last verified: November 2, 2026

The IPI number for LEON JAY DUFFICY is 00731629446. 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. LEON JAY DUFFICY is indexed as a songwriter. LEON JAY DUFFICY has 12 registered works indexed on Credits.fm.

Format

0073162944Sequential number

6Check 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

ISWC12 works

IPILEON JAY DUFFICY

Works

Publishers

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Avg. Share

Top Publishers

SENTRIC MUSIC PUBLISHINGOriginalPublisher

8 shared recordings

SENTRIC MUSIC LIMITEDSubPublisher

8 shared recordings

SourcesMLC

Identifier Graph

Who is IPI 00731629446?

00731629446 is an Interested Parties Information (IPI) code assigned to LEON JAY DUFFICY, 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.

LEON JAY DUFFICY has 12 musical works (ISWCs) in our database. Top collaborators include SENTRIC MUSIC PUBLISHING, SENTRIC MUSIC LIMITED.

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LEON JAY DUFFICY

Format

Top Publishers

People also ask

Who is IPI 00731629446?

LEON JAY DUFFICY

Format

Top Publishers

Musical Works (ISWC) (12)

People also ask

Who is IPI 00731629446?

Musical Works (ISWC) (12)