The particular link between language and the preservation of culture is underlined by the Advisory Committee in a variety of country-specific opinions, particularly when concerning numerically small minorities and indigenous peoples whose traditions and cultures are preserved, among others, through the continued use of their languages. The Advisory Committee has repeatedly held that language legislation may restrict the sole use of minority languages only in cases where the activities of private undertakings, organisations or institutions affect a legitimate public interest, such as public security, health or safety in the