Regulatory Requirements PSM, RMP, and Others

Toller audits may be categorized into the following three types  

Pre-contractual To establish conditions during qualification and contract development for the purposes discussed in Chapter 2, The Toller Selection Process. 

Pre-amendment To establish capacity to perform substantially changed tasks, sometimes needed if the contract, as discussed in Chapter 3, Mutual Agreements, Obligations, and Contract Considerations is undergoing revision. 

Follow-up or Periodic To establish the current status of operations, at a frequency implied by the hazard level or quality sensitivity for a specific process or general type of processing and otherwise agreed to by both parties. 

The ongoing production phase involves the last two types, preamendment audits and periodic audits. The differences in docu- 

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