Definitions for "CAT Standard"
These are a set of standards proposed by the government aimed at ensuring a certain level of standard amongst financial products. Whilst they are a sign that a lender or provider is a reputable business and offers products that are of a certain quality, a CAT mark does not ensure that a product is the most suitable one for you.
The Government has created a system to show which ISAs meet stated standards for charges, access and terms. The ISAs which meet these will have reached the CAT standard.
A voluntary standard set by the government, covering Charges, Access and Terms for ISAs.