The Lord Lyon King of Arms is the chief heraldic officer in Scotland, responsible for overseeing matters related to heraldry and coats of arms. This position dates back to the 15th century and is part of the Scottish Crown, ensuring that heraldic traditions are maintained and that the laws of arms are upheld. The Lord Lyon also has the authority to grant new coats of arms and to regulate their use. This role includes conducting heraldic investigations and managing the Court of the Lord Lyon, where disputes regarding heraldry can be resolved.