Updated Mar 16, 2021 | 20:11 IST IRDAI said insurers won't be allowed to make any changes to the existing health insurance plans which may lead to an increase in premium for the policy holder Health insurers not allowed to modify benefits in existing plans to increase premium: IRDAI | Photo Credit: BCCL Health insurance companies will not be allowed to make any new modifications to existing plans which may cause the premium to increase, said Insurance and Regulatory Development Authority. However, new benefits may continue to be offered as part of add-on or optional insurance covers given in exchange of standalone premium, it clarified.