Renoir,

Some holidays are obviously easier to calculate than others, but generally you probably have to make some manual adjustments to a holiday table each year. New Years Day, Christmas, and July 4th should be the easy ones! *grin*

See the following threads...I think one of them has a link to a website with the holiday rules:

Thread #582854 Message #582854
Thread #430637 Message #430637

>Anyone have the rules regarding US holidays? Thanks!
>
>Regards, Renoir