E-Governance in smart cities represents the convergence of information and communication technologies (ICT) with urban governance to provide efficient, transparent, and citizen-centric services. It is an essential component of the broader framework of sustainable development and smart city initiatives, aiming to ensure that governance systems are not only digitally enabled but also inclusive and responsive. The integration of e-Governance within smart cities is designed to address the challenges of rapid urbanization, resource constraints, and the growing demand for improved quality of life by leveraging technology-driven solutions. At its core, e-Governance is about transforming the traditional governance model into one that operates through digital platforms, reduces bureaucratic inefficiencies, enhances accountability, and empowers citizens through participation. The concept of e-Governance in smart cities rests on the principle that digitalization can make governance systems more efficient and sustainable. Smart cities are envisioned as technologically advanced urban spaces that improve service delivery, optimize resource utilization, and foster participatory governance. E-Governance forms the foundation for enabling this vision, providing the digital infrastructure through which public administration can function seamlessly. From providing online services to ensuring open data platforms and real-time monitoring of municipal functions, e-Governance offers the framework that makes a city truly “smart.” The idea extends beyond mere automation of government processes; it ensures the creation of an ecosystem where data-driven decision-making and citizen engagement are central. The role of e-Governance in smart cities can be understood through various functional domains. One of the primary domains is service delivery. By digitizing essential services such as water supply, sanitation, electricity, health, education, and transportation, e-Governance ensures that urban services become easily accessible to citizens. Mobile applications, online portals, and digital kiosks reduce the need for physical interaction with government offices, thereby saving time, costs, and reducing corruption. For example, digital platforms for property tax payments, building approvals, and grievance redressal mechanisms improve transparency and ease of interaction. In this sense, e-Governance promotes citizen satisfaction and trust in government institutions. Another key function of e-Governance in smart cities is transparency and accountability. Through mechanisms like open data portals, real-time dashboards, and participatory platforms, governments can share information with citizens about resource allocation, expenditure, and project implementation. This open data culture not only ensures accountability of public authorities but also encourages citizens, researchers, and private stakeholders to innovate by using government datasets. In addition, digital platforms allow for participatory governance where citizens can contribute feedback, report issues, or engage in decision-making processes. Such participatory e-Governance systems build social trust and align governance with democratic principles. Urban planning and infrastructure management are also significantly enhanced through e-Governance tools in smart cities. Geographic Information Systems (GIS), Internet of Things (IoT) sensors, and big data analytics are