The article amounts to compare the approach of English legal system towards administrative values with other European legal orders. The main purpose is to depict uniqueness of common law system in case of unwritten constitutional legal order. One of the most intriguing aspects of this situation is that England belongs to Europe which is strongly related to civil law approach. Research conducted in this regard leads to a broad discussion what potential scope for judicial review remains in case of English administrative law. The main outcome is that, even though, British administrative law is based on precedence and unwritten constitution, it remains effective and perfectly fitting to the shape of English law.