ISRC
Song: OLD DAZE
Last verified:
One ISRC for “Old Daze” by Mason Jennings is QMDGW1500009. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. The underlying musical work is ISWC T-918950043-4. Written by MASON JENNINGS.
Credit Chain
QMDGW1500009 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Old Daze” by Mason Jennings. ISRCs are 12-character alphanumeric codes defined by ISO 3901, used globally by streaming platforms, record labels, and rights organizations to track plays and distribute royalties.
This recording is linked to the musical work T-918950043-4, which represents the underlying composition. Multiple recordings can share the same musical work — for example, an original version, a remix, and a cover would each have their own ISRC but reference the same ISWC.
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One ISRC for “Old Daze” by Mason Jennings is QMDGW1500009. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. The underlying musical work is ISWC T-918950043-4. Written by MASON JENNINGS.
Identifier Graph
MLC Song Code
