Final answer:
A complaint must be filed in writing with the South Carolina Human Affairs Commission within 180 days of the alleged discriminatory act.
Step-by-step explanation:
Under South Carolina law, a complaint must be filed with the South Carolina Human Affairs Commission in writing within 180 days of the alleged act of discrimination. This deadline is crucial for the preservation of one's legal rights and is in line with the Commission's guidelines for addressing grievances related to discrimination in employment, housing and public accommodations.