Here we summarize the provisions of German copyright law as they apply to distributing copies of scientific work which has not been licenced by the library but received from another library (inter-library loan) or from another distributor. We refer to copyright law in its form of 2008. For a few more details, please, turn to the German version of this page.
Copyrighted material can be sent to you by the library provided that
The "use according to § 53 UrhG" is what you usually can claim, it is a use
The situation becomes picky when we talk about delivery in electronic form (email). This is lawful only under the combined condition of
Clearly, the 3rd point with qualifications like "obvious" and "fair" is difficult to meet without risks. To be on the safe side, delivery of papers from inter-library loan by email should be avoided wherever possible.
The 2nd point however should be noted too: under no conditions within German copyright law can you expect to get digital (pdf) publisher's versions of articles through inter-library loan.