One of the successes of a construction operation is determined by the service provider as the executor of construction activity so that the competency of the service provider will determine the implementation of construction activities. The performance of construction work is said to be good if it meets the time, quality and costs following the contractual agreement that has been agreed with the service user. The Occupational Health and Safety Management System is one of the determining factors in construction work that is still not considered by a Construction Services Business Entity in Indonesia. Existing regulations and laws have heavily regulated performance appraisal indicators related to the implementation of the Occupational Health and Safety Management System. This study tries to look at the effect of the assessment indicators on the implementation of the Occupational Health and Safety Management System that has been regulated in existing regulations to small business entities to be able to see the effectiveness of existing regulations and can be input to existing regulations related to the assessment of construction services small qualification construction services business entity.