diff --git a/misc/EGN b/misc/EGN
new file mode 100755
index 0000000..d42ee88
--- /dev/null
+++ b/misc/EGN
@@ -0,0 +1,33 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+
+'''Check if the given EGN (Bulgarian Universal Citizen Number) is valid.'''
+
+def EGNcheck(EGN):
+    '''Check if the given EGN (Bulgarian Universal Citizen Number) is valid.'''
+    if len(EGN) != 10:
+        return False
+    multipliers = (2, 4, 8, 5, 10, 9, 7, 3, 6)
+    sum = 0
+    for i in range(9):
+        sum += int(EGN[i]) * multipliers[i]
+    sum %= 11
+    if sum > 9:
+        sum = 0 # hmm? should it not just subtract 10?
+    # print "sum = %i, EGN[9] = %s" % (sum, EGN[9])
+    return int(EGN[9]) == sum
+
+if __name__ == '__main__':
+    import sys
+    if len(sys.argv) < 2:
+        print '''\
+This program check if the given EGN (Universal Citizen Number)
+is valid in Bulgaria. All EGNs are accepted as arguments.
+'''
+    else:
+        print "EGN check version 1.0, by Mr.700"
+        for arg in sys.argv[1:]:
+            if EGNcheck(arg):
+                print arg + " - OK"
+            else:
+                print arg + " - BAD"