sule 6666. Form and manner of submission of return by a person required to deduct tax at source.- (1) Every registered person required to deduct tax at source under section 51 (hereafter in thisProduct Calumet Mineral Spirits, Rule 66 1. Chemical Product and Company Identification Trade Name of this Product Calumet Mineral Spirits, Rule 66 Synonyms: 0415-00 MSDS ID