California Code
CHAPTER 2 - Metal Knuckles
Section 21890.

21890. Except as provided in Chapter 1 (commencing with Section 17700) of Division 2 of Title 2, metal knuckles are a nuisance and are subject to Section 18010.

(Added by Stats. 2010, Ch. 711, Sec. 6. (SB 1080) Effective January 1, 2011. Operative January 1, 2012, by Sec. 10 of Ch. 711.)