Buying or advising on real estate without a thorough title search is like walking through a minefield blindfolded. A minor defect in an ownership record from 25 years ago can paralyze a high-stakes transaction, block bank loans, or tie up an asset in court for decades. Conducting a 30-year title due diligence is the gold standard in Indian real estate legal practice. Tracing ownership back three decades satisfies the primary statutory limitation period for land claims and unc