In an employee master, contact details typically refer to the information that allows the company to communicate with an employee.

This includes their personal and work-related contact information such as their mailing address, phone number, email address and emergency contact details.

Maintaining accurate contact details is essential for effective communication between the company and its employees. It helps to ensure that important messages are received in a timely manner, such as updates on company policies or procedures, benefits enrollment information or notifications about emergencies.

Additionally, accurate emergency contact details can be important in case of a workplace injury or other incident requiring immediate attention. Some companies may also use this information when planning company events or training programs.

It is important to protect the confidentiality of employee data and ensure that any collection and storage of personal information comply with applicable laws and regulations governing data privacy.