diff --git a/ba/ba4500a.uml b/ba/ba4500a.uml
index 57ea9bcd6..9d90f5f40 100755
--- a/ba/ba4500a.uml
+++ b/ba/ba4500a.uml
@@ -75,6 +75,7 @@ BEGIN
   MESSAGE COPY,FLD_AT1_CODATT
   WARNING "Attivita' assente"
   CHECKTYPE REQUIRED
+  ADD RUN BA3 -0 %AIS
 END
 
 STRING FLD_AT1_CODATT 5
diff --git a/ba/batbdel.uml b/ba/batbdel.uml
index cc6f7875e..42686ef6d 100755
--- a/ba/batbdel.uml
+++ b/ba/batbdel.uml
@@ -151,19 +151,10 @@ BEGIN
   FIELD R0
   FLAGS "R"
   PICTURE "."
-  HELP "Importo versato"
+  HELP "Importo versato" 
+  NUM_CALC {ROUND(#THIS_FIELD, -3)}   
 END
 
-NUMBER F_INTERESSI 15
-BEGIN
-  PROMPT 40 10 "Interessi        "
-  FIELD R1
-  FLAGS "R"
-  PICTURE "."
-  HELP "Interessi per versamenti trimestrali"
-END
-
-
 BOOLEAN F_STAMPATO
 BEGIN
   PROMPT 4 12 "Stampato "