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.
With every big election, there is the relentless ask for campaign contributions. Are these contributions deductible? The answer is no.. Whether you give money to a political campaign, political party, or political action committee, the amount is never tax deductible and need not be reported to the IRS.