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Liechtenstein
Practice Relating to Rule 100. Fair Trial Guarantees
Section I. Presence of the accused at the trial
Upon ratification of the 1977 Additional Protocol I, Liechtenstein stated in relation to Article 75:
Paragraph 4(e) is not incompatible with legislation under which any accused who causes a disturbance in court or whose presence could impede the questioning of another accused, a witness or expert may be excluded from the courtroom. 
Liechtenstein, Reservations made upon ratification of the 1977 Additional Protocol I, 10 August 1989, § 1(a).
Upon ratification of the 1977 Additional Protocol II, Liechtenstein stated:
Article 6, paragraph 2(e), of Protocol II will be implemented provided that it is not incompatible with legislation under which any accused who causes a disturbance in court or whose presence could impede the questioning of another accused or of a witness or expert may be excluded from the court room. 
Liechtenstein, Reservations made upon ratification of the 1977 Additional Protocol II, 10 August 1989, § 2.