The University of Sheffield
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Copyright guide: how long does copyright last?

Duration of copyright may depend upon whether a work is published or unpublished or whether the creator is known/unknown

Copyright generally exists in a work for a period of 70 years literary, dramatic, artistic and musical works, films and video recordings following the death of the author. If the work has several authors, the period of protection will last for 70 years following the death of the last surviving author. Copyright lasts 50 years for sound recordings and broadcasts and 25 years for the typographical arrangement of published editions

Type of material Duration of copyright
Literary & artistic works 70 yrs from death of author
If several authors 70 years following death of last surviving author
Dramatic & musical work 70 yrs from publication if no named author
Sound recordings 50 yrs from date of recording *Changing to 70
Films 70 yrs from last to die of: director, producer, author of screenplay, composer of soundtrack
Broadcasts 50 yrs from date of broadcast
Typographical layout 25 yrs from publication
Crown Copyright 125 yrs from publication but subject to a waiver
Unpublished works 70 yrs from death of author