Non-Billed Budget Status
A Non-Billed Budget SA's status is just like any other SA's status. In addition, you can use a characteristic to keep an explicit status relevant to the Non-Billed Budget:
A base package severance event algorithm type (SVEV-NB) creates a characteristic value to indicate if a Non-Billed Budget is "broken" (i.e. stopped as a result of a severance process).
A base package break Non-Billed Budget algorithm type (NBBR-BRK) creates a characteristic value to indicate if a Non-Billed Budget is "canceled" (i.e. manually stopped by a user).
An active Non-Billed Budget implicitly has a "kept" status (i.e. all scheduled payments have been made).