Ordinance
on the Remediation of Polluted Sites
(Contaminated Sites Ordinance, CSO)

¹ Based on the pre­lim­in­ary in­vest­ig­a­tion, the au­thor­it­ies shall as­sess wheth­er the pol­luted site is in need of mon­it­or­ing or re­medi­ation in ac­cord­ance with Art­icles 9–12. In do­ing so, they shall pay due re­gard to ef­fects caused by oth­er pol­luted sites or by third parties.

² They shall state in the Re­gister wheth­er a pol­luted site is:

a.

in need of mon­it­or­ing;

b.

in need of re­medi­ation (con­tam­in­ated site);

c.

in need of neither mon­it­or­ing nor re­medi­ation.