The depth and extent of how far back a background check goes can vary depending on several factors, including the type of background check being conducted and local regulations. There is no one-size-fits-all answer to this question, as different types of background checks may have different timeframes for retrieving information. It's important to note that certain industries, government positions, or security-sensitive roles may have more stringent requirements and may conduct more extensive background checks that look further back into an individual's history. Additionally, some countries or regions may have specific laws that govern how far back certain types of information can be considered for background checks. Overall, the specific timeframe for a background check will depend on the purpose of the check and the guidelines set by the requesting organization or entity.