diff --git a/BaseFilter/sections/css_extended.txt b/BaseFilter/sections/css_extended.txt
deleted file mode 100644
index 0814bf43023..00000000000
--- a/BaseFilter/sections/css_extended.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-! Obsolete. Add new rules to specific.txt as a regular rules
-! TODO: remove this file in FiltersRegistry and later here
diff --git a/ChineseFilter/sections/css_extended.txt b/ChineseFilter/sections/css_extended.txt
deleted file mode 100644
index 0814bf43023..00000000000
--- a/ChineseFilter/sections/css_extended.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-! Obsolete. Add new rules to specific.txt as a regular rules
-! TODO: remove this file in FiltersRegistry and later here
diff --git a/DutchFilter/sections/css_extended.txt b/DutchFilter/sections/css_extended.txt
deleted file mode 100644
index 0814bf43023..00000000000
--- a/DutchFilter/sections/css_extended.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-! Obsolete. Add new rules to specific.txt as a regular rules
-! TODO: remove this file in FiltersRegistry and later here
diff --git a/FrenchFilter/sections/css_extended.txt b/FrenchFilter/sections/css_extended.txt
deleted file mode 100644
index 0814bf43023..00000000000
--- a/FrenchFilter/sections/css_extended.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-! Obsolete. Add new rules to specific.txt as a regular rules
-! TODO: remove this file in FiltersRegistry and later here
diff --git a/GermanFilter/sections/css_extended.txt b/GermanFilter/sections/css_extended.txt
deleted file mode 100644
index 0814bf43023..00000000000
--- a/GermanFilter/sections/css_extended.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-! Obsolete. Add new rules to specific.txt as a regular rules
-! TODO: remove this file in FiltersRegistry and later here
diff --git a/JapaneseFilter/sections/css_extended.txt b/JapaneseFilter/sections/css_extended.txt
deleted file mode 100644
index 0814bf43023..00000000000
--- a/JapaneseFilter/sections/css_extended.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-! Obsolete. Add new rules to specific.txt as a regular rules
-! TODO: remove this file in FiltersRegistry and later here
diff --git a/MobileFilter/sections/css_extended.txt b/MobileFilter/sections/css_extended.txt
deleted file mode 100644
index 0814bf43023..00000000000
--- a/MobileFilter/sections/css_extended.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-! Obsolete. Add new rules to specific.txt as a regular rules
-! TODO: remove this file in FiltersRegistry and later here
diff --git a/SocialFilter/sections/css_extended.txt b/SocialFilter/sections/css_extended.txt
deleted file mode 100644
index 0814bf43023..00000000000
--- a/SocialFilter/sections/css_extended.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-! Obsolete. Add new rules to specific.txt as a regular rules
-! TODO: remove this file in FiltersRegistry and later here
diff --git a/SpanishFilter/sections/css_extended.txt b/SpanishFilter/sections/css_extended.txt
deleted file mode 100644
index 0814bf43023..00000000000
--- a/SpanishFilter/sections/css_extended.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-! Obsolete. Add new rules to specific.txt as a regular rules
-! TODO: remove this file in FiltersRegistry and later here
diff --git a/SpywareFilter/sections/css_extended.txt b/SpywareFilter/sections/css_extended.txt
deleted file mode 100644
index 5685f6df5c9..00000000000
--- a/SpywareFilter/sections/css_extended.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-! Obsolete. Add new rules to specific.txt as a regular rules
-! TODO: remove this file in FiltersRegistry and later here
-!
\ No newline at end of file
diff --git a/TurkishFilter/sections/css_extended.txt b/TurkishFilter/sections/css_extended.txt
deleted file mode 100644
index 0814bf43023..00000000000
--- a/TurkishFilter/sections/css_extended.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-! Obsolete. Add new rules to specific.txt as a regular rules
-! TODO: remove this file in FiltersRegistry and later here