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Notes: 

(1) This table applies to national-level NAS changes only. For local changes, refer to Table 6.1. Refer to Section 6.2 for a discussion on national- and local-level NAS changes. 

(2) The change proponent must ensure that the SRM documents are entered into SMTS for tracking and monitoring the status of NAS changes. 

(3) Signature responsibility may only be delegated from a Director to a Deputy Director. 

(4) System Level Requirements refer to the requirements listed in the Final PRD. 

(5) The changes that require AOV approval are listed in FAA Order 1100.161. 

(6) In cases where medium or low safety risk and/or controls go outside of the ATO, the means to reduce safety risk must be approved by the designated management officials within the other LOBs and accepted by AOV. 

(7) The ATO Chief Safety Engineer must submit the means to reduce safety risk of any initially identified high-risk safety hazards to AOV for approval. 

Notes: 

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(1) The change proponent must ensure that the SRM document is entered into SMTS for tracking and monitoring the status of NAS changes. 

(2) Signature responsibility may only be delegated from a Director to a Deputy Director. 

(3) For local changes, the SRM document is signed one level above the Air Traffic Manager (ATM) at the facility completing the SRM document. For Air Route Traffic Control Center (ARTCC) ATMs, this is the Service Area Director of Operations; for Terminal ATMs, this is the District Manager or General Manager; and for Technical 

