Ordinance
on Air Pollution Control
(OAPC)

¹ Ma­chines and equip­ment for use on con­struc­tion sites with in­tern­al com­bus­tion com­pres­sion-ig­ni­tion en­gines hav­ing a power out­put of more than 18 kW (con­struc­tion ma­chines) shall com­ply with the re­quire­ments spe­cified in An­nex 4 Num­ber 3.

² ...¹⁸

³ Con­struc­tion ma­chines are only to be op­er­ated with a particle fil­ter sys­tem whose con­form­ity with the re­quire­ments spe­cified in An­nex 4 Num­bers 32 and 33 has been demon­strated.

⁴ The au­thor­ity may on re­quest grant ex­emp­tions from the re­quire­ments set out in An­nex 4 Num­ber 3 for con­struc­tion equip­ment used for test or demon­stra­tion pur­poses. The ex­emp­tions are gran­ted for a max­im­um of 10 days.¹⁹