Sabbath Law Law and Legal Definition

Sabbath means Sunday. Sabbath law is a statute regulating or prohibiting commercial activities on Sundays. Sabbath laws were common in olden days. However, they have declined since the 1980s, when many courts held them invalid because of their origin in religion. Sunday being the Christian Sabbath.

Ordinarily, Sabbath laws pass constitutional challenge if they are enacted to support a non religious cause; for example, a day of rest for workers.

Sabbath law is also known as Sunday law, blue law, Sunday-closing law, or the Lord’s Day Act.