Noise Abatement Ordinance
(NAO)

¹ This Or­din­ance is in­ten­ded to pro­tect against harm­ful and dis­turb­ing noise.

² It reg­u­lates:

a.

the lim­it­a­tion of ex­ter­i­or noise emis­sions caused by the op­er­a­tion of new and ex­ist­ing in­stall­a­tions in ac­cord­ance with Art­icle 7 of the Act;

b.

the des­ig­na­tion and de­vel­op­ment of build­ing zones in areas ex­posed to noise;

c.

the is­su­ing of plan­ning per­mis­sion for build­ings with rooms sens­it­ive to noise and ly­ing in areas ex­posed to noise;

d.

the sound­proof­ing against ex­ter­i­or and in­teri­or noise of new build­ings with rooms sens­it­ive to noise;

e.

the sound­proof­ing against ex­ter­i­or noise of ex­ist­ing build­ings with rooms sens­it­ive to noise;

f.

the de­term­in­a­tion of the ex­pos­ure to ex­ter­i­or noise and its rat­ing based on ex­pos­ure lim­it val­ues.

³ It does not reg­u­late:

a.

pro­tec­tion against noise ori­gin­at­ing from an in­dus­tri­al site as long as this only af­fects in­dus­tri­al build­ings and dwell­ings with­in the site;

b.

pro­tec­tion against in­fra- and ul­tra­sound.

⁴…²