A preventive action is a change implemented to address a weakness in a management system that is not yet responsible for causing nonconforming product or service.

Candidates for preventive action generally result from suggestions from customers or participants in the process but preventive action is a proactive process to identify opportunities for improvement rather than a simple reaction to identified problems or complaints. Apart from the review of the operational procedures, the preventive action might involve analysis of data, including trend and risk analyses and proficiency-testing results.

The focus for preventive actions is to avoid creating nonconformances, but also commonly includes improvements in efficiency. Preventive actions can address technical requirements related to the product or service supplied or to the internal management system.

Many organizations require that when opportunities to improve are identified or if preventive action is required, action plans are developed, implemented and monitored to reduce the likelihood of nonconformities and to take advantage of the opportunities for improvement. Additionally, a thorough preventive action process will include the application of controls to ensure that they the preventive actions are effective.

In some settings, corrective action is used as an encompassing term that includes remedial action

Remedial action

A remedial action is a change made to a nonconforming product or service to address the deficiency.Rework and repair are generally the remedial actions taken on products, while services usually require additional services to be performed to ensure satisfaction.In some settings, corrective action is...

s, corrective actions and preventive actions.