The United Nations Commission on International Trade Law was created by the UN General Assembly in 1966 and has been dealing with the regulation of cross-border e-commerce since the early 1990s. Already in 1996, UNCITRAL adopted a “Model Law on Electronic Commerce” to promote the harmonisation and unification of international trade law.
The UNCITRAL Working Group IV deals with current legal issues of e-Commerce in parallel to the WTO.
Read more at http://www.uncitral.org/