Field help (LEG3) 

This field is available only for a Standard depreciation method. It is used to limit the use of the method to the assets managed in companies liable to a given legislation. When no legislation is specified, the method can be used for all legislations.
In the management screens, the method list will display only the methods that can be used by the legislation to which the company is liable and also the ones that can be applied for all legislations.
..\FCT\SEEINFOIf the use of the method is limited to a given country, this country will also be used as a filter on the list.