An income verification letter is a formal letter confirming an employee's employment status and income.
If the letter is being sent as a hard copy, then it should be in the proper business format, otherwise, if the letter is being emailed, it should have an appropriate subject line and proper grammar.
This letter confirms that [Name] is employed with [Name of Organization]. This is a full-time position as a [Position Name]. She has worked with us since [Date] and has passed all probationary requirements.
In this current position, [Name] earns [Salary/Wage Amount] and works 40 or more hours a week. A bonus is not guaranteed but is sometimes offered by our company.
Please do not hesitate to contact us if you have any further questions, you can call me at [Phone Number].