• Cable holds above 1.3500 following positive U.S. news for Britain

• UK steel and aluminum exempted from a doubling of U.S. tariffs to 50%

• 1.3500 is a former resistance level (1.3493 was Tuesday's low)

• 1.3544 was Asian session high. 1.3559 was high on Monday and Tuesday

• UK May final services PMI due 0830 GMT; 50.2 forecast, as per flash estimate

• U.S. ADP data due 1215 GMT; 110k f/c. ISM services index 1400 GMT; 52.0 f/c

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(Robert Howard is a Reuters market analyst. The views expressed are his own)