Wikipedia:Identifying copyrights in links
Under Wikipedia copyright policy, knowingly and intentionally directing others to a site that violates copyright is barred. This is a step by step assessment you can make to decide if an external link is acceptable under this policy.
Is the content linked to relevant to the article?
[edit]* No: Delete * Yes: continue to next question.
Is the content obviously public domain?
[edit]* No: continue to next question. * Yes: Keep
Is the content obviously hosted by its copyright holder?
[edit]* No: continue to next question. * Yes: Keep
Is the content obviously copyright by a content creator who would not have republished on the site in question?
[edit]For example, newspaper articles republished on a blog. TV Show episodes unofficially uploaded to a video hosting site.
* No: continue to next question. * Yes: Delete
Is there a version of equal or better quality available at a copyright-holder's official website?
[edit]* No: continue to next question. * Yes: Replace link alternative.
Can you be confident it is hosted with permission of the copyright holder?
[edit]Does it have a clear statement that the content is hosted with permission of the copyright holder or can it be established to be hosted with permission of the copyright holder?
* No: continue to next question. * Yes: Keep
Is there other rational reason (besides those checked above) to believe that the content is infringing?
[edit]* No: Keep * Yes: Delete