Key facts: Washington Probate Code (Title 11 RCW) governs executor duties; estates under $50,000 may qualify for simplified small estate procedures; 30-day mandatory waiting period applies before final distribution; executor must file inventory within 90 days of appointment; creditor claims period extends 4 months from publication notice; executor must publish notice to creditors in county newspaper; federal estate tax may apply to estates exceeding exemption thresholds; executor may be held personally liable for breach of fiduciary duty.