diff --git a/Library/Homebrew/cmd/audit.rb b/Library/Homebrew/cmd/audit.rb
index 6ebe1af62a..51388c9055 100644
--- a/Library/Homebrew/cmd/audit.rb
+++ b/Library/Homebrew/cmd/audit.rb
@@ -74,14 +74,6 @@ class FormulaText
     /\Z\n/ =~ @text
   end
 
-  def has_non_ascii_character?
-    /[^\x00-\x7F]/ =~ @text
-  end
-
-  def has_encoding_comment?
-    /^# (en)?coding: utf-8$/i =~ @text
-  end
-
   def =~ regex
     regex =~ @text
   end
@@ -130,14 +122,6 @@ class FormulaAuditor
       problem "'__END__' was found, but 'DATA' is not used"
     end
 
-    if text.has_non_ascii_character? and not text.has_encoding_comment?
-      problem "Found non-ASCII character: add `# encoding: UTF-8` in the first line"
-    end
-
-    if text.has_encoding_comment? and not text.has_non_ascii_character?
-      problem "Remove the redundant `# encoding: UTF-8`"
-    end
-
     unless text.has_trailing_newline?
       problem "File should end with a newline"
     end