In the outdoor season, she came first at the Mt. SAC Relays and again finished third at the Outdoor U.S. Championships. However, she encountered the more illicit side of track and field at the championships as she was offered the banned substance modafinil. She claimed that she was "the only person that didn't take it". One of her competitors, Sandra Glover, was among those later banned for taking the drug at the championships. Taylor was chosen to compete at the 2003 Pan American Games and she finished fourth behind Andrea Blackett in the 400 m hurdles final. She attended track and field meetings in Europe, coming third in Zagreb and taking fourth at the Weltklasse Zurich in a personal record time of 54.92 seconds. She qualified for the 2003 IAAF World Athletics Final and finished in fifth place, running 54.93 seconds.