Is common, in many countries, the obligation to comply with acoustic requirements and perform acoustic evaluation with sound level meters.
The Law nº 2/00 11 February – General Labor Law stipulates:
g) Take appropriate measures of health and safety at work, comply strictly and ensure compliance with legal regulations and directives of the competent authorities on health and safety on the compliance and health and safety rules at work and on medicine at work and constantly educate about health and safety at work.
The Labour Code (Legislative Decree No.5 / 2007) states:
Health and safety at work
Measures of health and safety
It is for the employer to ensure the health and safety conditions at work, fulfilling and enforcing the laws and regulations and general instructions issued by the competent authorities.
In Portugal, Decree-Law No. 146/2006 from 31 July, amended by Statement of Rectification No 57/2006 from 1 of august, which transposed into the national legal system to European Directive 2002/49 / EC on the assessment and management of environmental noise, establishes numerous provisions of mandatory implementation in relation to noise.