Art. 18b

Restriction of the duty to provide information

1 Federal bodies may refuse, restrict or defer the provision of information subject to the requirements of Article 9 paragraphs 1 and 2.
2 As soon as the reason for refusal, restriction or deferral ceases to apply, the federal bodies are bound by the duty to provide information unless compliance is not possible or possible only with disproportionate inconvenience or expense.