On site : the largest part of the collection may be borrowed (there are some restrictions on law books) ; users who are registered in the local RBNJ network may ask for the delivery of books at their usual RBNJ library through the search interface EXPLORE
In Switzerland : CIES is a private institution, however part of the Library Network of Western Switzerland (RERO). Inter-Library Loans in Switzerland are possible (using ILL-RERO)
International : only libraries may request photocopies of articles and extracts of books via E-mail. Payment is due with IFLA Vouchers. The physical persons have to address their local library.