Original Vietnamese content is translated by LaoDongAI
Cases of investigation of occupational diseases shall be based on Article 11 of Circular 56. Photo: Hai Nguyen
Cases of investigation of occupational diseases shall be based on Article 11 of Circular 56. Photo: Hai Nguyen

Cases of investigation into occupational diseases

Quỳnh Chi (báo lao động) 09/01/2026 14:40 (GMT+7)

The newly issued Ministry of Health Circular 56/2025/TT-BYT guiding occupational disease management takes effect from February 15, 2026.

In which, regulations on cases of conducting occupational disease investigations are provided for in Article 11.

Article 11. Investigation of occupational diseases

1. occational disease investigation is conducted in one of the following cases:

a) Having more sick or ill people at the same time at a labor facility;

b) Results of monitoring harmful factors in the working environment (hereinafter referred to as monitoring) exceeding the permitted hygiene standards but there are no cases where employees are detected with occupational diseases or the labor facility does not conduct monitoring or does not conduct monitoring that does not meet the permitted factors in the working environment or the monitoring results do not exceed the permitted limits but there are employees suspected of having occupational diseases or do not have examinations to detect occupational diseases;

c) Re- hospitally investigating occupational diseases or investigating occupational diseases at the request of the Social Insurance agency;

d) Investigation of occupational diseases at the request of the employer;

d) Investigate occupational diseases related to oneself that have not been resolved according to the provisions of the law on occupational safety and hygiene as required by employees.

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