• Guidance on the decision to investigate accidents and incidents prepared by the NIB Network

• Safety Recommendations Guide prepared by the NIB Network

• Guidance on Railway accident and incident  investigation reports

  Old NIB Guides:

• GUIDELINES on the decision to investigate accidents and incidents
  Articles 3 (1), 19 and 21 (6)

• GUIDELINES for issuing safety recommendations
  according to Art. 25 of Directive 2004/49/EC