Again from a US perspective. A law may conflict with other laws or even the constitution and still be passed. The Judicial branch can rule that the law is not

Again from a US perspective. A law may conflict with other laws or even the constitution and still be passed. The Judicial branch can rule that the law is not valid though. So if this law were to be passed in the US, RT could file a challenge to the law and ask a judge to place an injunction, or a hold on enforcement until it is resolved. Judges can grant those based on the harm, likelihood of success, or other interests involved.