Laws, Regulations & Annotations
Business Taxes Law Guide – Revision 2013
Sales and Use Tax Annotations
510.0000 SEEDS, PLANTS AND FERTILIZERS—Regulation 1588
510.1650 Worms and Worm Castings. Worms and Worm castings sold for use in organic gardening do not qualify for exemption as fertilizer to be applied to land. 7/7/77.