What is the reason for adopting relaxed application to the deadline of filing?

What is the reason for adopting relaxed application to the deadline of filing?

Given the current circumstances in logistics, in response to strong demands for creating relaxed application by public comments, etc., Japan Customs decided to adopt relaxed application to the deadline of filing concerning some shipping routes within the seas around Japan to the minimal extent necessary, which are difficult to be modified to adjust a form of logistics to the new system by the rules enter into force but are able to be ensured a certain level of security assurance in conducting risk analysis by Japan Customs, until the rules are well-established.