State progression for normal, standard, and emergency changes

Each change request model progresses through a number of state values in a specific order.

Table 1. Normal change state progression

	State	Can be canceled?	Diagram
1.	New	Yes
2.	Assess	Yes
3.	Authorize	Yes
4.	Scheduled	Yes
5.	Implement	Yes
6.	Review	Yes
7.	Closed	No

Table 2. Standard change state progression

	State	Can be canceled?	Diagram
1.	New	Yes
2.	Scheduled	Yes
3.	Implement	Yes
4.	Review	Yes
5.	Closed	No

Table 3. Emergency change state progression

	State	Can be canceled?	Diagram
1.	New	Yes
2.	Authorize	Yes
3.	Scheduled	Yes
4.	Implement	Yes
5.	Review	Yes
6.	Closed	No