Key facts: South Carolina requires formal probate administration for estates valued at $50,000 or more; beneficiaries must formally respond within the mandatory 30-day waiting period; disclaimer documents must be filed within nine months of the decedent's death under SC Code Section 62-3-801; accepted inheritance transfers all mortgage, tax, and maintenance obligations to the beneficiary; qualified disclaimers must be irrevocable and unconditional per IRS requirements; and beneficiaries receive stepped-up tax basis on inherited property under applicable SC tax provisions.