Field help (RVACOE4) 

This field is loaded with the value 1 in case of revaluation by "Market value" and cannot be modified. In case of a revaluation by "Coefficient" or by "Index", it is loaded with the revaluation coefficient entered on the "Parameter" table in the "Revaluation coefficient and index" table entered on this tab. It can be modified. Its value must be higher than 1.