haven't heard any bs story like that before...
linkCONCEALED WEAPONS
Colorado law (CRS 18-12-213) states that Colorado will recognize a valid permit issued in another state IF the permittee is 21 yrs of age or older AND the other state recognizes Colorado permits as valid in their state.
Please see http://www.cbi.state.co.us/ccw/reciprocity.asp for a current listing of which states recognize Colorado permits.
For more information on concealed carry weapons, please refer to: http://www.cbi.state.co.us/ccw/