Cal. Code Regs. tit. 16, § 3340.41.5
(b) Modified. An emissions control system is deemed to have been modified if:
A tampered emissions control system is an emissions control system which is missing, modified or disconnected. An emissions control system which has a missing, modified, or disconnected emissions related component is also deemed a tampered emissions control system. For purposes of the visual emission control system inspection pursuant to Health and Safety Code Section 44012(a), the terms missing, modified and disconnected are defined as follows:
Note: Authority cited: Section 44002, Health and Safety Code; and Section 9882, Business and Professions Code. Reference: Sections 44012(a), 44013(b) and 44017, Health and Safety Code.
1. New section filed 11-7-84; effective thirtieth day thereafter (Register 84, No. 45).