Music Copyright Law: Compositions, Sound Recordings, and Rights

Music copyright in the United States divides into two legally distinct categories — the musical composition and the sound recording — each governed by separate rights, separate ownership chains, and separate licensing regimes under Title 17 of the United States Code. This bifurcation creates one of the most layered intellectual property frameworks in American law, with overlapping stakeholders including songwriters, recording artists, music publishers, and record labels all holding enforceable interests in a single commercial release. Understanding the boundary between these two copyright types is essential for anyone analyzing licensing disputes, royalty flows, or infringement claims in the music industry.

• Definition and Scope
• Core Mechanics or Structure
• Causal Relationships or Drivers
• Classification Boundaries
• Tradeoffs and Tensions
• Common Misconceptions
• Checklist or Steps
• Reference Table or Matrix

Definition and Scope

Under 17 U.S.C. § 102(a), copyright protection extends to original works of authorship fixed in a tangible medium. Music falls into two protected categories defined in § 102(a)(2) and § 102(a)(7):

Musical compositions encompass the underlying melody, harmony, and lyrics — the abstract creative work independent of any particular performance or recording. A composition copyright vests in the songwriter or composer at the moment of fixation, typically when the work is written down or recorded in any form.

Sound recordings are defined under 17 U.S.C. § 101 as "works that result from the fixation of a series of musical, spoken, or other sounds." The copyright in a sound recording protects the specific captured performance — the arrangement of sounds on a particular master recording — not the underlying song itself.

This dual structure means a single commercially released track carries at minimum two separate copyrights: one for the composition (typically administered by a music publisher) and one for the sound recording (typically owned by a record label or the recording artist). The U.S. Copyright Office administers registration and recordation for both categories.

Core Mechanics or Structure

Composition rights are administered through performance rights organizations (PROs) and music publishers. The three major PROs in the United States — ASCAP, BMI, and SESAC — license public performance rights in compositions on behalf of songwriters and publishers. A radio station broadcasting a song pays a blanket license fee to the applicable PRO; that fee is then distributed to the copyright holder.

Sound recording rights operate under a parallel but distinct licensing structure. Digital performance of sound recordings — including streaming and internet radio — is governed by 17 U.S.C. § 114, which created a statutory license for certain digital transmissions. SoundExchange, a nonprofit collective designated by the Copyright Royalty Board (CRB), collects and distributes royalties from digital radio services (such as Pandora or SiriusXM) to rights holders in sound recordings.

Crucially, sound recordings transmitted by over-the-air AM/FM broadcast are not entitled to performance royalties under U.S. federal law — a distinction unique among major economies and one that has been the subject of sustained legislative debate before Congress. This gap exists because Congress did not extend the § 114 performance right to analog terrestrial broadcast.

Mechanical rights govern the reproduction of compositions in phonorecords (physical or digital copies). The Music Modernization Act of 2018 (Pub. L. 115-264) restructured mechanical licensing for digital streaming, creating the Mechanical Licensing Collective (MLC) to administer blanket mechanical licenses for interactive streaming services. The statutory mechanical rate is set by the CRB through rate-setting proceedings; the rate applicable to physical recordings and permanent digital downloads has been set at 9.1 cents per song under five minutes since a 2006 CRB determination (37 C.F.R. § 385).

Causal Relationships or Drivers

The bifurcated copyright structure in music traces directly to Congressional action in 1972, when sound recordings first received federal copyright protection under the Sound Recording Amendment (Pub. L. 92-140). Before 1972, sound recordings were protected — inconsistently — only under state law. The Copyright Act of 1976 consolidated federal protection but maintained the structural separation between composition and recording.

The rise of digital distribution created pressure on a licensing regime built for physical media. Interactive streaming services — those allowing on-demand playback — require two separate licenses: a mechanical license for the composition and a master use license for the sound recording. Non-interactive streaming services require a § 114 statutory license for the sound recording and a public performance license from a PRO for the composition.

The Music Modernization Act of 2018 addressed a documented failure in the prior system: digital services had accumulated billions of dollars in unmatched royalties because no central database reliably connected sound recording metadata to composition ownership. The MLC's establishment was designed to close that gap through a centralized, publicly accessible database of musical works.

For further context on how exclusive rights operate across copyright categories, see Exclusive Rights Under Copyright and Compulsory Licenses in Copyright.

Classification Boundaries

Three classification boundaries are critical to music copyright analysis:

1. Composition vs. Sound Recording
The same melody performed by two different artists produces two separate sound recording copyrights but implicates a single composition copyright. A cover version requires a mechanical license for the composition but creates an independent sound recording owned by whoever funded the new recording session.

2. Pre-1972 Sound Recordings
Sound recordings fixed before February 15, 1972 were not subject to federal copyright until the Music Modernization Act's CLASSICS Act provisions (Title II of Pub. L. 115-264) brought them under federal protection. These recordings now receive a tiered protection period based on year of publication, ranging up to 2067 for the oldest commercially released recordings. This is distinct from the general duration framework under 17 U.S.C. § 302, which ties duration to the life of the author plus 70 years.

3. Works Made for Hire
A sound recording created by a session musician or producer as a work made for hire — under a written agreement satisfying 17 U.S.C. § 101 — vests initial copyright ownership in the hiring party (typically the label), not the individual performer. The works-made-for-hire doctrine is particularly consequential in music because it determines whether recording artists retain termination rights under 17 U.S.C. § 203.

Tradeoffs and Tensions

Termination rights and sound recordings: Under § 203, authors may reclaim copyright from transferees after 35 years. Record labels have historically argued that sound recordings created under recording contracts constitute works made for hire — which fall outside § 203's termination right. The Copyright Office has stated that the work-for-hire status of sound recordings is unsettled (Copyright Office Report on Works Made for Hire, 2000). This tension leaves high-value catalog copyrights in an unresolved legal posture for artists who recorded under pre-1978 label contracts.

AM/FM broadcast performance gap: The absence of a federal performance right for AM/FM terrestrial broadcast of sound recordings creates a structural inequity between U.S. practice and the frameworks of more than 150 countries. Songwriters (through compositions) receive terrestrial radio royalties via PROs; recording artists do not. The American Music Fairness Act has been introduced in multiple congressional sessions without enactment.

Fair use in sampling: Digital sampling — extracting audio from an existing sound recording for use in a new work — implicates both the sound recording copyright and potentially the composition copyright. The Sixth Circuit's decision in Bridgeport Music, Inc. v. Dimension Films (410 F.3d 792, 6th Cir. 2005) held that any digital sampling of a sound recording requires a license, rejecting a de minimis defense available in other copyright contexts. Other circuits have not uniformly adopted this standard, creating geographic inconsistency. For the broader fair use analysis applicable to compositions, see Fair Use Doctrine.

Common Misconceptions

Misconception 1: Registering a copyright with a PRO protects the work.
PRO registration (with ASCAP, BMI, or SESAC) authorizes collection of public performance royalties — it is not a copyright registration. Federal registration with the U.S. Copyright Office under 17 U.S.C. § 408 is a separate administrative act and a prerequisite for filing an infringement lawsuit in federal court (17 U.S.C. § 411). See Copyright Registration Process for the full registration framework.

Misconception 2: Crediting the original artist makes sampling legal.
Attribution is not a license. Sampling a sound recording without clearance from both the composition copyright holder and the sound recording copyright holder constitutes infringement regardless of whether credit is given. The copyright infringement elements do not include a credit exception.

Misconception 3: A song enters the public domain after 70 years.
Duration depends on authorship structure, publication date, and whether registration and renewal formalities were completed before 1978. Works published before 1928 are generally in the public domain in the United States. Works published between 1928 and 1977 follow a more complex analysis involving the 1976 Act's transitional provisions. See Copyright Duration and Expiration for the full duration matrix.

Misconception 4: One license covers both the composition and the master.
Licensing a composition (e.g., for a film synchronization use) does not grant any right to use a specific recorded version. A synchronization license from the publisher covers the composition; a master use license from the label or artist covers the specific recording. Both are required for most commercial audiovisual uses.

Checklist or Steps

The following sequence describes the elements that must be evaluated when analyzing the copyright status of a musical work released commercially in the United States. This is a reference framework, not legal guidance.

1. Identify the copyright subjects — Determine whether the work in question is a composition, a sound recording, or both. Each requires independent analysis.

2. Establish the authorship and ownership chain — Identify original authors, verify any written work-for-hire agreements, and trace any transfers or assignments through copyright recordation filings at the Copyright Office.

3. Confirm federal registration status — Search the Copyright Office Public Catalog (copyright.gov/public-records) for SR (Sound Recording) and PA (Performing Arts — for compositions) registration numbers.

4. Determine the publication date and applicable duration rules — Apply the duration framework under 17 U.S.C. § 302–305 for post-1977 works, or the Hirtle chart (copyright.cornell.edu) for pre-1978 works.

5. Identify applicable licenses for the intended use — Cross-reference the use type (reproduction, public performance, digital transmission, synchronization, sampling) against the relevant statutory license provisions under §§ 114, 115, and 116.

6. Verify PRO and MLC affiliations — Confirm which PRO administers public performance rights in the composition, and whether the composition is registered with the MLC for streaming mechanical royalties.

7. Check termination right windows — For sound recordings and composition transfers executed after January 1, 1978, calculate whether a § 203 termination window (35–40 years from transfer) is open or approaching.

8. Assess pre-1972 recording status — For recordings published before February 15, 1972, apply the CLASSICS Act protection periods rather than the standard § 302 duration calculation.

Reference Table or Matrix

Music Copyright: Composition vs. Sound Recording Comparison

References

• U.S. Copyright Act, Title 17, U.S. Code — Primary statutory authority for all copyright categories including musical compositions and sound recordings.
• U.S. Copyright Office — Music and Copyright — Official information on the Music Modernization Act and mechanical licensing.
• Music Modernization Act, Pub. L. 115-264 (2018) — Full text of the statute establishing the MLC and CLASSICS Act provisions.
• Copyright Royalty Board — Federal tribunal setting statutory royalty rates under §§ 114 and 115.
• SoundExchange — Nonprofit statutory collective designated to administer § 114 digital performance royalties.
• Mechanical Licensing Collective (MLC) — Administrator of blanket mechanical licenses for interactive streaming under the MMA.
• 37 C.F.R. Part 385 — Statutory Mechanical Rates — CRB regulations setting mechanical royalty rates for physical and digital formats.
• Copyright Office Report on Works Made for Hire (2000) — Official analysis of work-for-hire status as applied to sound recordings.
• Cornell University Copyright Information Center — Public Domain Chart — Reference tool for pre-1978 copyright duration analysis.
• Bridgeport Music, Inc. v. Dimension Films, 410 F.3d 792 (6th Cir. 2005) — Controlling circuit precedent on digital sampling of sound recordings.