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.
Section 937(a) and this section set forth the rules for determining whether an individual qualifies as a bona fide resident of a particular possession (the relevant possession) for purposes of subpart D, part III, Subchapter N, Chapter 1 of the Internal Revenue Code as well as section 865(g)(3), section 876, section 881(b), paragraphs (2) and (3) of section 901(b), section 957(c), section 3401(a)(8)(C), and section 7654(a).