Page - 569 - in VULNERABLE - The Law, Policy and Ethics of COVID-19

569Border Closures: A Pandemic of Symbolic Acts in the Time of COVID-19 a. scientific principles; b. available scientific evidence of a risk to human health, or where such evidence is insufficient, the available information including from WHO and other relevant intergovernmental organizations and international bodies; and c. any available specific guidance or advice from WHO. 43.3. A State Party implementing additional health measures referred to in paragraph 1 of this Article which significantly inter- fere with international traffic shall provide to WHO the public health rationale and relevant scientific information for it. WHO shall share this information with other States Parties and shall share information regarding the health measures implemented. For the purpose of this Article, significant interference generally means refusal of entry or departure of international travellers, baggage, cargo, containers, conveyances, goods, and the like, or their delay, for more than 24 hours. 43.4. After assessing information provided pursuant to para- graphs 3 and 5 of this Article and other relevant information, WHO may request that the State Party concerned reconsider the application of the measures. 43.5. A State Party implementing additional health measures referred to in paragraphs 1 and 2 of this Article that significantly interfere with international traffic shall inform WHO, within 48 hours of implementation, of such measures and their health rationale unless these are covered by a temporary or standing recommendation.