在1998年，美国参议院曾经通过承认每年的4月6日为全国花格子呢日（National Tartan Day），以表扬苏格兰裔美国人对美国的贡献。

It will be the first Tartan Day, a day to celebrate Scottish heritage, without her father, Angus MacDonald. He died Dec. 27. “I know I will have a knot in my stomach at the beginning of the day ...

Nevada adopted an official state tartan to honor Scottish heritage, and each color has significance for the state.