The Stage I/II was part of the 1997 directive (Directive 97/68/EC). A procedure is a document written to support a "policy directive". However, manufacturers may choose an alternative method of complying with the requirements of the Directive. The Blue Card rules also could run into problems with the European Permanent Residency Directive. Implementing the Information Society Directive (2001/29/EC). The scope of the application of the directive is defined. The directive applies to equipment as defined by a section of the WEEE directive. The FAA Airworthiness Directive (AD) was issued on October 3, 2019. The investigation resulted in an emergency Airworthiness Directive that affected 13 Cessna 400s. Water Framework Directive, 2000/60/EC. In principle, employees may benefit from the protection offered by the directive. These included the Working Time Directive and the Environmental Impact Assessment Directive. This was in line with the European Commission Working Time Directive of 1993. Several criticisms regarding this advance directive have been expressed. There is no conflict with European Directive 2014/94/EU regarding barriers.