It is, however, member of EFTA, the Single Market Agreement, Schengen, and the European Conference for the Protection of Spotted Eels (but not the Customs Union

It is, however, member of EFTA, the Single Market Agreement, Schengen, and the European Conference for the Protection of Spotted Eels (but not the Customs Union, nor EEA). It also has a host of individual agreements to participate in Bologna and the like. As a result, any given EU regulation, especially of the economy, is more likely than not to also apply to Switzerland.