Final answer:
An employer can substantiate the validity of an employee's need for leave by requesting appropriate documentation such as medical certificates or doctor's notes.
Step-by-step explanation:
An employer can substantiate the validity of an employee's need for leave by requesting appropriate documentation. This may include medical certificates, doctor's notes, or other relevant documentation that confirms the need for leave. The employer may also have policies in place that outline the process for requesting and approving leave.
For example, if an employee needs to take leave for a family illness, the employer may ask for a medical certificate or a letter from a healthcare professional confirming the illness and the need for the employee to be absent from work. If an employee is taking maternity leave, the employer may request a medical certificate confirming the due date.
It is important for employers to handle such requests in a confidential and sensitive manner, respecting the privacy of the employee. Employers should also be familiar with the relevant legislation and regulations regarding leave and ensure they are following the appropriate procedures.