IUOE Local 181 Health & Welfare Forms Easily find and download the forms needed for your IUOE Local 181 health and welfare benefits. Whether you're updating your coverage, filing claims, or making changes to your plan, this page provides quick access to essential documents. Stay informed and manage your benefits with ease. No Surprise Billing Information Health & Welfare Enrollment Form Request & Authorization for Transfer of Contributions Wex HRA Reimbursement Form ACH Direct Payment Authorization Form Health Insurance Disability Claim Form Amplifon Information Packet Medicare Advantage Plan Information