2001 Bombardier DS 650 Shop Manual 704 100 011, Page 33Get this manual
Section 02 MAINTENANCE Subsection 02 (MAINTENANCE CHART)
MAINTENANCE CHART
NOISE EMISSION CONTROL SYSTEM REGULATION TAMPERING WITH NOISE CONTROL SYSTEM PROHIBITED
U.SFederal law and Canadian provincial laws may prohibit the following acts or the causing there of: 1The removal or rendering inoperative by any person other than for purposes of maintenance, repair or replacement of any device or element of design incorporated into any new vehicle for the purpose of noise control prior to its sale or delivery to the ultimate purchaser or while it is in use or 2The use of the vehicle after such device or element of design has been removed or rendered inoperative by any person