Other than scheduling a couple of batch jobs to revoke, and later regrant, the authorities they're exploiting I think the answer is... no. Once you have an auth you have it for life, not just Christmas. Soz.
What problem are you trying to solve?
SHRLEVEL CHANGE utilities may not pose an issue. Several parameters can be set to minimize any intrusions. Lots of tricks are available and necessary when you are 24x7.
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