Ordinance
on Air Pollution Control (OAPC)

¹ The au­thor­it­ies shall en­sure that ex­ist­ing sta­tion­ary in­stall­a­tions which do not meet the re­quire­ments of this Or­din­ance un­der­go ret­ro­fit­ting.

² They shall is­sue the ne­ces­sary rul­ings, spe­cify­ing the time lim­it for ret­ro­fit­ting in ac­cord­ance with Art­icle 10. If ne­ces­sary, they shall or­der op­er­at­ing re­stric­tions or the shut­down of the in­stall­a­tion for the dur­a­tion of the ret­ro­fit­ting work.⁷

³ Ret­ro­fit­ting need not be car­ried out if the own­er un­der­takes to shut down the in­stall­a­tion with­in the time lim­it set for ret­ro­fit­ting.