The external and internal oblique muscles rotate and side bend the trunk. These muscles also contribute to spinal stability. The external oblique is the most superficial muscle of the three flat abdominal muscles (the external oblique, internal oblique, and transversus abdominis).he external oblique is the most superficial muscle of the three flat abdominal muscles (the external oblique, internal oblique, and transversus abdominis).
IRS Publication 1771, Charitable ContributionsâSubstantiation and Disclosure. Requirements, explains the federal tax law for organizations, such as charities and. churches, that receive tax-deductible charitable contributions and for taxpayers who make. contributions. The IRS imposes recordkeeping and substantiation rules on donors of charitable.
A Guide to Common Qualified Plan Requirements. A qualified plan must satisfy the Internal Revenue Code in both form and operation. That means that the provisions in the plan document must satisfy the requirements of the Code and that those plan provisions must be followed. The IRS administers a determination letter program that enables plan sponsors to get advance assurance as to the form of their retirement plan document.