diff --git a/app/models/budget.rb b/app/models/budget.rb
index 4904f3923..c4fe62eeb 100644
--- a/app/models/budget.rb
+++ b/app/models/budget.rb
@@ -229,16 +229,4 @@ class Budget < ApplicationRecord
     slug.nil? || drafting?
   end
 
-  class Translation < Globalize::ActiveRecord::Translation
-    validate :name_uniqueness_by_budget
-
-    def name_uniqueness_by_budget
-      if Budget.joins(:translations)
-               .where(name: name)
-               .where.not("budget_translations.budget_id": budget_id).any?
-        errors.add(:name, I18n.t("errors.messages.taken"))
-      end
-    end
-  end
-
 end
diff --git a/app/models/budget/group.rb b/app/models/budget/group.rb
index 741040c78..71eebb308 100644
--- a/app/models/budget/group.rb
+++ b/app/models/budget/group.rb
@@ -39,19 +39,5 @@ class Budget
     def generate_slug?
       slug.nil? || budget.drafting?
     end
-
-    class Translation < Globalize::ActiveRecord::Translation
-      delegate :budget, to: :globalized_model
-
-      validate :name_uniqueness_by_budget
-
-      def name_uniqueness_by_budget
-        if budget.groups.joins(:translations)
-                        .where(name: name)
-                        .where.not("budget_group_translations.budget_group_id": budget_group_id).any?
-          errors.add(:name, I18n.t("errors.messages.taken"))
-        end
-      end
-    end
   end
 end
diff --git a/app/models/budget/heading.rb b/app/models/budget/heading.rb
index 0221061d7..0e218d6fb 100644
--- a/app/models/budget/heading.rb
+++ b/app/models/budget/heading.rb
@@ -59,20 +59,5 @@ class Budget
     def generate_slug?
       slug.nil? || budget.drafting?
     end
-
-    class Translation < Globalize::ActiveRecord::Translation
-      delegate :budget, to: :globalized_model
-
-      validate :name_uniqueness_by_budget
-
-      def name_uniqueness_by_budget
-        if budget.headings
-                 .joins(:translations)
-                 .where(name: name)
-                 .where.not("budget_heading_translations.budget_heading_id": budget_heading_id).any?
-          errors.add(:name, I18n.t("errors.messages.taken"))
-        end
-      end
-    end
   end
 end
diff --git a/app/models/budget/phase.rb b/app/models/budget/phase.rb
index 5d28e65ab..56d125d1d 100644
--- a/app/models/budget/phase.rb
+++ b/app/models/budget/phase.rb
@@ -9,6 +9,17 @@ class Budget
     translates :summary, touch: true
     translates :description, touch: true
     include Globalizable
+
+    class Translation
+      before_validation :sanitize_description
+
+      private
+
+        def sanitize_description
+          self.description = WYSIWYGSanitizer.new.sanitize(description)
+        end
+    end
+
     include Sanitizable
 
     belongs_to :budget
@@ -99,15 +110,5 @@ class Budget
       def in_phase_or_later?(phase)
         PHASE_KINDS.index(kind) >= PHASE_KINDS.index(phase)
       end
-
-    class Translation < Globalize::ActiveRecord::Translation
-      before_validation :sanitize_description
-
-      private
-
-        def sanitize_description
-          self.description = WYSIWYGSanitizer.new.sanitize(description)
-        end
-    end
   end
 end