On 11 February 2025, Mrs. Chantarat Vorasapavit, Director of Bureau of Laboratory Accreditation, Department of Science Service (BLA-DSS) arranged a meeting of a committee of environmental result acceptance. There was a team of experts and those include esteemed experts: Mrs. Pataraporn Tanapavarit (an environmental expert), Mrs. Kamala Thongmark (a representative of Thai Industrial Standards Institute), Miss.Dusadee  Chanraraj (a representative of Department of Industrial Works) and Mr. Tawee  Ampapan (an acoustic expert) participated in the meeting. Of a particular aim was that the meeting has underpinned an achievement of MOU in this regard. This work also maximized capacities of environment laboratories affiliated Department of Science Service, Thai Industrial Standards Institute and Department of Industrial Works. The meeting benefited drawing conclusions of the best practices to a conformity assessment of acoustic laboratories as well as its impact to related legal perspectives. These meeting have enabled ongoing improvements to chemical, biological and engineering domains important to build a safe working environment underpinning occupational health and safety standards. Informations gathered are in need of OHS improvements to be implemented within both public and private sectors, which further strive the stakeholders for being recognized at global marketplace.