According to European legislation, atypical employment covers work other than full-time and permanent work, including part-time, evening and weekend work, fixed-term work, temporary or subcontract home-based work, telework and outwork. See: Directive No. 91/383/EEC of 25 June 1991 supplementing the measures to encourage improvements in the safety and health at work of workers with a fixed-duration employment relationship or a temporary employment relationship; and Directive No. 97/81/EC of 15 December 1997 relating to the framework agreement on part-time work concluded between the European Centre of Enterprises with Public Participation (CEEP), the European Trade Union Confederation (ETUC) and the Union of Industrial and Employers’ Confederations of Europe (UNICE). After the latter agreement, on 18 March 1999, the ETUC, UNICE and CEEP signed a framework agreement on fixed- term employment. See: Part-time work (EU); Part-time work (ILO); Working time (ILO); Working time (organization of)