Article 4
1.
Interested parties, if their representations are to be taken into account during the investigation, must make themselves known by contacting the Commission, present their views in writing and submit a reply to the questionnaire indicated in recital 11 of this Regulation or any information to be taken into account within 37 days from the date of the entry into force of this Regulation, unless otherwise specified.
2.
Interested parties may request to be heard by the Commission investigation services. Any request to be heard must be made in writing and must specify the reasons for the request. For hearings on issues pertaining to the initial stage of the investigation the request must be submitted within 15 days of the date of entry into force of this Regulation. Thereafter, a request to be heard must be submitted within the specific deadlines set by the Commission in its communication with the parties.
3.
Parties to the investigation wanting to comment on the appropriateness of Japan, which is envisaged as a market-economy third country for the purpose of establishing normal value in respect of the People's Republic of China, must submit their comments within 10 days of the date of entry into force of this Regulation.