haversian spaces-spaces in bone formed by the enlargement of haversian canals. haversian system-a central canal containing capillaries and the concentric osseous lamellae around it occurring in compact bone.
Any donation to a political party, campaign, or action committee is non-deductible. Other non-deductible contributions are those to individual people, labor unions, business associations, for-profit schools, for-profit hospitals, foreign governments, and fees paid to associations or state or municipal governments.
An organization must be tax-exempt in order for donations to qualify as tax deductible. Large donations of clothing may be tax-deductible. Money given to charities is usually tax deductible. School supplies donated in bulk may count as a tax-deductible donation.Donations which benefit the giver, such as a donation in exchange for raffle tickets, are not tax deductible.01(c)(3) Organizations. Donations to Internal Revenue Code 501(c)(3) organizations are usually tax deductible. These groups include public charities, private foundations and private operating foundations. In such cases, a person is allowed to deduct donations that amount to 50% or less of his adjusted gross income.