Solar Self-Consumption in Central America and the Caribbean: What’s Changing and What Panama Can Learn
Across Central America and the Caribbean, an increasing number of households, businesses, and industries are evaluating ways to generate part of their own electricity, reduce dependence on the grid, and play a more active role in the energy transition.
However, progress is not occurring in the same way across all countries. Some markets operate under more open regulations, others continue under temporary limits, some are updating their procedures, and several are still working to balance three objectives: allowing more users to install solar systems, protecting grid stability, and defining how excess energy should be compensated.
For Panama, observing what is happening throughout the region is not merely an academic exercise. It is a practical way to understand where the market may be headed, what questions customers are likely to ask, and what type of technical support will become increasingly necessary.
1. Panama: A Market with Growing Interest, but Shaped by Regulation
Panama has a specific framework for self-consumption with new, renewable, and clean energy sources, originally approved by ASEP through Resolution AN No. 10206-Elec of 2016 and later amended. This framework allows customers connected to distribution networks to install renewable generation systems to reduce their consumption from the National Interconnected System or isolated systems.
In recent years, solar self-consumption has gained momentum on residential rooftops, commercial buildings, and industrial facilities. However, its growth remains tied to penetration limits established by the regulatory authority. For 2026, Resolution AN No. 21235-Elec temporarily established limits of 5% of annual maximum energy consumption and 16% of annual peak demand for the concession areas served by EDEMET, EDECHI, and ENSA.
This means that the Panamanian market depends not only on customer interest or the cost of solar panels. It also depends on the regulatory and technical capacity to integrate more distributed generation without affecting the quality, safety, and stability of the electrical system.
The opportunity for Panama is clear: there is demand, there is abundant solar resource, and there is a need to reduce energy costs. The challenge is ensuring that growth occurs with adequate information, proper technical design, and sufficiently clear rules so that households and businesses can make decisions with confidence.
2. What the Region Shows: There Is No Single Model
When Panama is compared with other countries in Central America and the Caribbean, an important lesson emerges: there is no single regulatory pathway for solar self-consumption.
In Costa Rica, Law No. 10086 and its associated regulations created opportunities for distributed generation for self-consumption, electrical storage, and energy trading schemes between distributors and distributed generators. It demonstrates how the conversation is no longer limited to solar panels alone, but now includes grid access tariffs, storage, and new forms of interaction between customers and the electricity network.
In the Dominican Republic, the Net Metering Program has achieved significant adoption. The National Energy Commission reports more than 21,000 registered users and over 483 MW of interconnected distributed generation under the program as of 2025. In addition, in 2026 the Electricity Superintendency approved a new distributed generation regulation to modernize the approval, interconnection, and operation of these installations.
Guatemala offers another perspective. The figure of the self-producing user with surplus generation allows renewable energy to be injected into the distribution grid, but under a model in which excess energy is not compensated as a traditional energy sale. At the same time, Guatemalan regulation distinguishes these users from renewable distributed generators, which operate under a different framework for interconnection and commercialization.
El Salvador is also moving toward a broader regulatory framework. In 2026, a special regulation for the Law on the Promotion of Renewable Energy Use was published, including local renewable self-consumption systems, remote self-consumption, and virtual power plants. This terminology is important because it anticipates a discussion that will likely expand to more countries: not all self-consumption must physically occur on the customer’s own rooftop.
In Honduras, the Electricity Regulatory Commission has continued developing rules and contractual models for residential and commercial self-producing users. This demonstrates that even in markets where regulation took longer to develop, self-consumption is becoming an unavoidable regulatory priority.
The Caribbean faces a particular challenge. Many territories remain highly dependent on imported fuels, experience high electricity costs, and require more resilient systems capable of withstanding hurricanes, outages, and extreme weather events. In this context, the combination of solar energy, batteries, and smart energy management delivers value that extends beyond monthly savings by providing operational continuity and energy security.
3. Installed Capacity: Regional Growth, Uneven Progress
Regional statistics show increasing solar deployment across Central America and the Caribbean, although with significant differences among countries. IRENA reports notable growth in renewable and solar capacity across the region, while markets such as the Dominican Republic have experienced strong expansion in distributed generation through net metering.
This uneven development does not necessarily mean that some countries have better solar resources than others. In many cases, the difference lies in institutional factors: regulatory clarity, approval timelines, interconnection costs, tariff structures, customer confidence, and the availability of companies capable of designing, installing, and supporting these systems.
For Panama, this serves as a strategic signal. The solar resource exists, but sustained growth will depend on customers understanding what they can install, how much they can save, what happens to excess generation, what permits are required, and how their systems will interact with the electrical grid.
4. Business Models Gaining Momentum
Solar self-consumption should no longer be viewed solely as the sale of solar panels. Several business models are emerging throughout the region that may become increasingly relevant for Panama.
First, the traditional self-consumption model with net metering or energy credits, where users generate electricity during the day, consume part of it, and inject surplus energy into the grid under existing regulations. This model continues to be attractive for households and businesses with daytime energy consumption.
Second, commercial and industrial projects based on service contracts, financing arrangements, or energy agreements. In these cases, customers seek cost reductions without necessarily purchasing the entire system upfront. Financial design becomes just as important as electrical design.
Third, solar-plus-storage systems. In markets with high electricity prices, frequent outages, or backup power needs, energy storage is becoming a central component of the value proposition. The focus is no longer solely on saving money but on managing when energy is consumed, stored, and used.
Fourth, remote self-consumption models, virtual power plants, and community-based schemes. Although these approaches are not yet widespread in Panama, other countries have already begun incorporating this language into their regulatory frameworks. In the future, they may create opportunities for apartment buildings, communities, cooperatives, multi-site businesses, and customers who do not have suitable roof space.
Fifth, post-installation services such as monitoring, maintenance, bill analysis, equipment upgrades, user education, and performance assessment. As installed capacity grows, so will the demand for continuous technical support.
5. What Panama Can Learn
The main lesson from the region is that self-consumption does not develop through sunlight alone. It requires clear rules, efficient processes, prepared grids, responsible installers, and informed customers.
For households, this means understanding that installing a solar system is not simply a matter of placing panels on a roof. Consumption patterns, household habits, roof orientation, shading, electrical conditions, metering requirements, utility requirements, and realistic savings expectations must all be evaluated.
For businesses, the analysis must be even more thorough. Commercial and industrial customers need to assess load profiles, operating schedules, peak demand, tariff structures, expected return on investment, maintenance requirements, power quality considerations, and potential regulatory changes.
For the country as a whole, the challenge is designing an orderly transition. If self-consumption expands without proper planning, it may place pressure on distribution circuits, metering systems, billing processes, and grid operations. If managed effectively, however, it can reduce daytime demand, diversify the energy mix, lower costs for consumers, and create a strong local ecosystem of technical services.
Conclusion
Central America and the Caribbean are entering a new phase of solar self-consumption. The discussion is no longer about proving that the technology works. The focus has shifted toward how to integrate it effectively, regulate it fairly, and transform consumers into active participants in the energy transition.
For Panama, this is a pivotal moment. The country can move toward a more mature self-consumption market by combining clear regulation, sound technical criteria, and energy education.
At Roblillo, we believe the first step is not buying solar panels. The first step is understanding whether a solar system makes sense for your specific situation, under what conditions, and with what level of technical support.
Book a solar assessment and discover which type of system is best suited to your energy consumption, available space, and energy goals.
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