There are 20 Grade I listed war memorials in England, out of over 3,000 listed war memorials. In the United Kingdom, a listed building is a building or structure of special historical or architectural importance; listing offers the building legal protection against demolition or modification, which requires permission from the local planning authority. Listed buildings are divided into three categories—grade I, grade II*, and grade II—which reflect the relative significance of the structure and may be a factor in planning decisions. Grade II accounts for 92% of listed buildings, while grade II* is an intermediate grade accounting for 5.5%; grade I holds the remaining 2.5% of listed buildings and is reserved for structures of exceptional significance. Grade I listed war memorials are delibe