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

¹ The au­thor­ity shall as­sess the re­medi­ation pro­ject. In do­ing so, it shall pay par­tic­u­lar re­gard to the fol­low­ing:

a.

the en­vir­on­ment­al im­pact of the meas­ures;

b.

their long-term ef­fect­ive­ness;

c.

the danger to the en­vir­on­ment caused by the con­tam­in­ated site be­fore and after re­medi­ation;

d.

in cases of in­com­plete de­con­tam­in­a­tion, the ex­tent to which the meas­ures may be mon­itored, av­en­ues for rem­edy­ing the de­fi­cien­cies and se­cur­ing the ne­ces­sary fund­ing for the pro­posed meas­ures;

e.

wheth­er the re­quire­ments for de­vi­ation from the re­medi­ation ob­ject­ive in ac­cord­ance with Art­icle 15 para­graphs 2 and 3 are sat­is­fied.

² On the basis of this as­sess­ment, it shall is­sue a rul­ing con­tain­ing in par­tic­u­lar:

a.

the fi­nal ob­ject­ives of the re­medi­ation;

b.

the re­medi­ation meas­ures, the as­sess­ment of res­ults and the time frame to be ad­hered to;

c.

fur­ther charges and con­di­tions for the pro­tec­tion of the en­vir­on­ment.

³ By way of ex­cep­tion and with the con­sent of the Fed­er­al Of­fice for the En­vir­on­ment (FOEN), the au­thor­ity may au­thor­ise the re­in­state­ment of con­tam­in­ated ex­cav­ated ma­ter­i­al that does not meet the re­quire­ments for the re­cov­ery of ex­cav­ated ma­ter­i­al in ac­cord­ance with Art­icle 19 of the Waste Or­din­ance of 4 Decem­ber 2015¹⁹ at the loc­a­tion where the ma­ter­i­al was pro­duced, provided:

a.

by this means the total en­vir­on­ment­al im­pact can be lessened;

b.

it is proven that the re­in­stated ex­cav­ated ma­ter­i­al will not cause harm­ful ef­fects or nuis­ances or there is no real danger that such ef­fects may arise; and

c.

the loc­a­tion is mon­itored over the long term.²⁰