49 C.F.R. § 172.550Download PDFCurrent through May 31, 2024Section 172.550 - OXIDIZER placard(a) Except for size and color, the OXIDIZER placard must be as follows: View or download PDF(b) In addition to complying with §172.519, the background color on the OXIDIZER placard must be yellow. The symbol, text, division number and inner border must be black. 49 C.F.R. §172.550 Amdt. 172-123, 56 FR 66263, 12/20/1991