Chief Minister Allan Bell and a senior civil servant will give evidence to a standing committee of Tynwald this week.
He and Chief Secretary Will Greenhow will appear before the Economic Committee when it takes oral evidence on Wednesday.
The session is due to start at 2.30pm in the Legislative Council Chamber of Legislative Buildings on Bucks Road in Douglas from the Chief Minister.
The evidence, on what the committee says are general issues, will be taken in public.
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Display part of long-standing TT tradition
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Plans submitted for temporary base for Douglas RNLI
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Temporary parking on Summerland site refused
Planning committee chair says plans breached roughly five departmental policies