Purchase and Sale Agreement Part 1: Common Clauses Page 1 of 3, approved by the Nova Scotia Estuary Commission for use by licensees under the Real Estate Trading Act agreement of Purchase and Sale Schedule(s): is/are appended and form(s). The requirement date is the time during which the buyer must verify the title and complete all other searches. It is usually set for a period of 15 days to one month before the closing date of the transaction. Before this date, it is the responsibility of the buyer to carry out a series of searches to ensure that there are no problems with the property. These are usually handled by the buyer`s lawyer and include things such as searching for the property registered with the land registry, checking whether the property complies with zoning rules, and searching for outstanding municipal work orders…