diff --git a/indent/cs.vim b/indent/cs.vim
new file mode 100644
index 0000000..6b438be
--- /dev/null
+++ b/indent/cs.vim
@@ -0,0 +1,34 @@
+" Vim indent file
+" Language:	C#
+" Maintainer:   Aquila Deus
+"
+
+" Only load this indent file when no other was loaded.
+if exists("b:did_indent")
+   finish
+endif
+let b:did_indent = 1
+
+
+setlocal indentexpr=GetCSIndent()
+
+
+function! GetCSIndent()
+
+  let this_line = getline(v:lnum)
+  let previous_line = getline(v:lnum - 1)
+
+  " Hit the start of the file, use zero indent.
+  if a:lnum == 0
+    return 0
+  endif
+
+  " If previous_line is an attribute line:
+  if previous_line =~? '^\s*\[[A-Za-z]' && previous_line =~? '\]$'
+    let ind = indent(v:lnum - 1)
+    return ind
+  else
+    return cindent(v:lnum)
+  endif
+
+endfunction