[Code of Federal Regulations] [Title 16, Volume 1] [Revised as of January 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 16CFR301.4] [Page 207] TITLE 16--COMMERCIAL PRACTICES CHAPTER I--FEDERAL TRADE COMMISSION PART 301_RULES AND REGULATIONS UNDER FUR PRODUCTS LABELING ACT--Table of Contents Sec. 301.4 Abbreviations or ditto marks prohibited. In disclosing required information in labeling and advertising, words or terms shall not be abbreviated or designated by the use of ditto marks but shall be spelled out fully, and in invoicing the required information shall not be abbreviated but shall be spelled out fully.