Please take note of the Union League Dress Code: Summer Dress: Except for the 1862 dining room and bar, business casual attire may be worn throughout the League House from Memorial Day to Labor Day. Business casual attire: Defined as a collared shirt and pressed slacks for men and comparable attire for women. Unacceptable Attire: the following attire is never acceptable on the first or second floors of the League House - denim, tee shirts, athletic wear, tank, halter or jogging tops, untucked shirts, collared shirts unbuttoned more than one button or two inches from the neck line, wrinkled clothing, ripped clothing, shorts, baseball caps, spandex, open midriffs, leggings, extremely short hemlines, sneakers, extremely casual or beach footwear.