Precise details about "hdb purchaser stamp obligation one hundred forty 28" just isn't publicly offered, since the figures most likely signify an address or interior reference selection rather than an ordinary identifier. Customer's Stamp Obligation (BSD) can be a tax levied on all home purchases in Singapore, including HDB flats. https://hdb-buyer-stamp-duty-14018417.arwebo.com/59526133/hdb-buyer-stamp-duty-140-28