The authoritative instrument for the distribution of all forms of official IRS tax guidance is the Internal Revenue Bulletin (IRB), a weekly collection of these and other items of general interest to the tax professional community.
perfidy definition: The definition of a perfidy is a deliberate betrayal. (noun) An example of a perfidy is spreading a best friend's secrets all over town....
Definition. Percale is a medium-weight woven fabric, which is used to make bed linens and clothing. Percale may be a combination of combed and carded yarns, or it may be 100 percent combed yarn. Carded yarn has been cleaned to remove debris and to help straighten the threads.