In addition to the problems with UK law, as explained in previous posts, over here we also are subjected to the laws of the European. Historically, it has been found that the country that abides by EU regulations the most is – yes, you’ve guessed it – the UK. Other countries such as France, Germany and Spain, only enforce them if it suits their purpose.
Following the news that you uncovered, it now appears that the last freedom is being attacked, the freedom of speach.
In answer to your question, yes if is EU law, we have to abide by it.