Apache Error Testing

ErrorDocument 403 /403.php
ErrorDocument 401 /401.php
ErrorDocument 410 /410.php

RewriteCond %{QUERY_STRING} ^status=401$ 
RewriteRule ^ - [L,R=401]
RewriteCond %{QUERY_STRING} ^status=403$ 
RewriteRule ^ - [L,R=403]
RewriteCond %{QUERY_STRING} ^status=404$ 
RewriteRule ^ - [L,R=404]
RewriteCond %{QUERY_STRING} ^status=410$ 
RewriteRule ^ - [L,R=410]
RewriteCond %{QUERY_STRING} ^status=500$ 
RewriteRule ^ - [L,R=500]