Sub Essai()
Const fmt As String * 10 = "dd/mm/yyyy"
With ActiveSheet.ListObjects("TabGlobaleFicheIntervention")
.ListColumns(2).DataBodyRange.NumberFormat = fmt
.ListColumns(30).DataBodyRange.NumberFormat = fmt
.ListColumns(31).DataBodyRange.NumberFormat = fmt
.ListColumns(33).DataBodyRange.NumberFormat = fmt
.ListColumns(36).DataBodyRange.NumberFormat = fmt
End With
End Sub