Unreported employment refers to work that is not officially recorded or reported to government authorities for tax or regulatory purposes. This can include under-the-table jobs, off-the-books work, or cash-only employment. While some workers may engage in unreported employment to avoid taxes or legal restrictions, it can also result in a lack of benefits, job security, and protection under labor laws. Engaging in unreported work may violate tax laws and labor regulations, leading to potential legal consequences for both workers and employers.