Key facts: Federal law (Garn-St. Germain Act) prohibits lenders from calling mortgages due upon inheritance; Tennessee's $50,000 estate threshold determines simplified vs. full probate; mandatory 30-day waiting period under TN Statutory Probate Rules Code; heirs do not automatically assume personal liability for mortgage debt; property insurance must be maintained during probate administration; Tennessee recognizes both testate and intestate succession for property transfer.