Healthcare financing systems determine how resources are collected, pooled, and allocated to provide healthcare services to populations. Different countries adopt different financing models based on their economic conditions, social priorities, and institutional capacities. The major models of healthcare financing include the tax-based model, social health insurance model, private insurance model, out-of-pocket payment model, and mixed financing model. The tax-based model, also known as the Beveridge model, is primarily funded through general government revenues collected from taxation. In this system, healthcare services are usually provided by government institutions and are available to citizens either free or at minimal cost. Countries such as the United Kingdom have successfully implemented this model through a strong public healthcare system. Its major advantage is that it promotes equity by allowing access based on need rather than ability to pay. However, in