xmlns:atom="http://www.w3.org/2005/Atom" xmlns:atom="http://www.w3.org/2005/Atom"
Class IV: The bearing by railway undertakings of the costs of crossing facilities
Class V: Obligation to recruit staff surplus to the requirements of the undertaking
Class VII: Delay imposed by the competent authorities with regard to renewals and maintenance
Class IX: Obligation to retain staff surplus to the requirements of the undertaking
Class XIV: Conditions imposed in respect of the placing of public contracts for works and supplies
Class XV: Capital and interest burdens borne as a result of lack of normalisation in the past