diff --git a/scripts/genkwh_investments.py b/scripts/genkwh_investments.py
index a8b3c456..bfa8734d 100755
--- a/scripts/genkwh_investments.py
+++ b/scripts/genkwh_investments.py
@@ -187,13 +187,16 @@ def notify(
     "notify to members that have an investment going effective on the date"
     c = erp()
     if not effectiveon:
-        effectiveon = datetime.date.today()
-    investments = c.GenerationkwhInvestment.get_activated_investments_for_a_concret_date(
-            str(effectiveon))
-    if investments:
+        effectiveon = str(datetime.date.today())
+    investment_ids = c.GenerationkwhInvestment.search([
+        ('active', '=', True),
+        ('first_effective_date', '=', effectiveon),
+        ('emission_id.type', '=', 'genkwh'),
+    ])
+    if investment_ids:
         step("Sending notification mails for investments: {}".format(
-            ','.join(str(i) for i in investments)))
-        c.GenerationkwhInvestment.notifyInvestmentsByMail(investments)
+            ','.join(str(i) for i in investment_ids)))
+        c.GenerationkwhInvestment.notifyInvestmentsByMail(investment_ids)
     else:
         step("There are not activated investments to notify.")
     success("Done.")
diff --git a/som_generationkwh/investment.py b/som_generationkwh/investment.py
index b217e097..9981c2e1 100644
--- a/som_generationkwh/investment.py
+++ b/som_generationkwh/investment.py
@@ -2037,33 +2037,10 @@ def create_interest_invoice(self, cursor, uid,
                 investment_id, vals, context)
         return investment_id, error
 
-    def get_activated_investments_for_a_concret_date(
-            self, cursor, uid, effective_on, context=None):
-        """
-            Returns all the investments actived on effective_on for repeating members
-            (so discards first time investments)
-        """
-        cursor.execute("""
-            select
-                investment.id
-            from
-                generationkwh_investment as investment
-            inner join generationkwh_emission as emission
-                on emission.id = investment.emission_id
-            where
-                investment.active
-                and emission.type = 'genkwh'
-                and investment.first_effective_date = %(effective_on)s;
-            """, dict(
-                effective_on = isodate(effective_on),
-            ))
-        result = [ id for id, in cursor.fetchall() ]
-        return result
-
-    def notifyInvestmentsByMail(self, cursor, uid, investments, context=None):
-        for investment in investments:
+    def notifyInvestmentsByMail(self, cursor, uid, investment_ids, context=None):
+        for investment_id in investment_ids:
             self.send_mail(cursor, uid,
-                investment,
+                investment_id,
                 'generationkwh.investment',
                 '_investment_activated_notification_mail',
                 context=context)