The high court has pending petitions asking it to revisit its standard for determining if a religious accommodation is an undue burden. But even if it takes up the issue and raises the bar for what’s considered too burdensome, that may not be enough to significantly change the legal calculus for workers trying to avoid vaccination based on religious reasons. “The employer has a strong need to protect his workers and his customers, and to assure his customers that his place of business is safe,” said Douglas Laycock, a UVA law professor who’s written extensively about religious freedom.