the specific conditions under which an access request may be denied by a CCP, including the anticipated volume of transactions, the number and type of users, arrangements for managing operational risk and complexity or other factors creating significant undue risks;

However, in view of the objective of reducing the associated risks of the transplanted organs, it is necessary to include in the scope of this Directive certain provisions concerning transplantation and, in particular, provisions aimed at addressing those unintended and unexpected situations occurring during the transplantation that might affect the quality and safety of organs.

The temporary exemption should, however, not apply to the provisions of this Regulation that grant disabled persons or persons with reduced mobility access to travel by rail, nor to the right of those wishing to purchase tickets for travel by rail to do so without undue difficulty, nor to the provisions on railway undertakings’ liability in respect of passengers and their luggage, the requirement that undertakings be adequately insured, and the requirement that those undertakings take adequate measures to ensure passengers’ personal security in railway stations and on tr ...[+++]ains and to manage risk.

The temporary exemption should, however, not apply to the provisions of this Regulation that grant disabled persons or persons with reduced mobility access to travel by rail, nor to the right of those wishing to purchase tickets for travel by rail to do so without undue difficulty, nor to the provisions on railway undertakings’ liability in respect of passengers and their luggage, the requirement that undertakings be adequately insured, and the requirement that those undertakings take adequate measures to ensure passengers’ personal security in railway stations and on tr ...[+++]ains and to manage risk.

The provisions as regards the risk of introduction of harmful organisms with isolated bark of conifers (Coniferales) originating in certain third countries should be modified, as new information became available on treatment of such isolated bark, obviating the above risk.

(5) Whereas risks to the environment may be associated with novel foods or novel food ingredients which contain or consist of genetically modified organisms; whereas Council Directive 90/220/EEC of 23 April 1990 on the deliberate release into the environment of genetically modified organisms (6) stipulates that, for such products, an environmental risk assessment must always be undertaken to ensure environmental safety; whereas, in order to establish a unified Community system for assessment of such products, provision must be made under this Regulation for a specific environmental risk assessment, which in accordance with the procedur ...[+++]e provided for in Article 10 of Directive 90/220/EEC must be similar to that laid down in that Directive, but must also include the assessment of the suitability of the product to be used as a food or food ingredient;