Repeal of an act of parliament, means it ceases to become law. Law commission recommends acts of parliament to be repealed, and only parliament can repeal statute.
Areas of law, research by legal experts, law, commission, consults before finalising its proposals, whole areas of law can be considered not a small issues, if Parliament Enact's the reform of a whole area of law, then the law is one act such as the land registration act 2002, and it is easier to find and understand and the law commission can reform simplify and modernise the law
Delays waiting for Parliament to bring in the reforms it proposes.
An example of this is offences against the Person act witches very old law. Commission have made a report in 1993 and 1998, but the law has not changed yet.
In civil law, the area of negligence and liability for psychiatric illness have not been changed despite the law commission recommending it