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.
The IRS has a set of three requirements that must be met to have a child considered qualified. 1  Your relationship to the child must be: Son, daughter, stepchild, eligible foster child, or a descendant (for example, your grandchild) of any of them, or. 2  Age of your child must be: Under age 19 at the end of 2017.