When submitting a request for a derogation, Member States must supply the following documents:
A formal letter communicating the proposed derogation to the Commission.
A file, annexed to the letter, comprising at least:
a description of the work, goods and services subject to the derogation, specifying the key dates, the geographical location and the operational and technical area,
a precise reference to the TSIs (or their parts) for which a derogation is requested,
a precise reference to and details of the alternative provisions which will be applied,
for requests made under Article 7(1)(a), justification of the advanced stage of development of the project,
justification of the derogation, including the main reasons of a technical, economic, commercial, operational and/or administrative nature,
any other information justifying the request for a derogation,
a description of the measures that the Member State proposes to take in order to promote the final interoperability of the project. In the case of a minor derogation, this description is not required.
Documentation must be supplied in paper form and as electronic files, so that it can be distributed among the members of the Committee.