(International Standard Audiovisual Number) is an ISO-certified numbering for the identification of Audiovisual works
irrespective of version and format. ISAN
can be applied for from the registration agency ISAN
Berne. In the case of works in analogue format, the ISAN
should be applied in secure form to the master and to all archived copies. In the case of works in digital format, the ISAN
can be edited into the master copy and transferred accordingly to every copy. The ISAN
can also be used for all types of documentation, Advertising
materials or packaging associated with an audiovisual work.