Key facts: Iowa Code Section 633.481 governs small estate procedures; eligibility requires gross estate value of $50,000 or less; mandatory 30-day waiting period after death before affidavit may be executed; affidavit must conform to Iowa Rule of Probate Procedure 11.4; affiant assumes liability for unpaid estate debts; formal probate required if estate subsequently exceeds threshold; property passing through beneficiary designations excluded from calculation.