November 26, 2019 22:04 Updated Follow The ACA defines insurance as "affordable" when the employee's contribution for single coverage is not more than 9.5% of the employee's salary. Related articles What if choose not to have insurance? What are the basic requirements for providing health insurance to my employees? What are the Healthy Indiana Plan health plans? Where can I find out about insurance law in Indiana? What if I have problems with my marketplace enrollment? Who do I call?