The resistive transition for a c -axis oriented (Tl, Bi)Sr 2 Ca 2 Cu 3 O χ thin film with a critical temperature of 106 K was investigated in magnetic fields up to 9 T. The magnetic field-induced resistive transition shows a considerable anisotropic broadening behavior; a much broader transition in the field perpendicular to the ab -plane than in a parallel field. This behavior is strongly influenced by the magnetic field component perpendicular to the ab -plane. The resistivity in magnetic fields approaches zero exponentially versus temperature. The activation energy U 0 (0) deduced from the slope of the Arrhenius curve is expressed by the power law of U 0 (0)∝ B -1 . The resistive transition in magnetic fields for (Tl, Bi)Sr 2 Ca 2 Cu 3 O χ is attributed to thermally activated flux creep.