Colorado Solar Rules Give Homeowners More Protection in HOA Communities
Colorado homeowners have strong legal protections when installing solar and other renewable-energy systems, while recent legislation is expanding those protections to certain portable solar devices.
The rules are designed to prevent homeowners associations from using unreasonable restrictions to block renewable-energy improvements while still allowing reasonable requirements related to appearance, safety, and installation.
HOAs Cannot Simply Ban Solar Energy Systems
Colorado law already limits the ability of homeowners associations to prohibit renewable-energy generation devices such as solar panels.
HOAs may establish reasonable aesthetic guidelines concerning the dimensions, placement, and external appearance of a renewable-energy system.
However, those restrictions cannot:
- Increase the cost of the system by more than 10%
- Decrease the system’s efficiency by more than 10%
- Require an HOA review period longer than 60 days
If a completed application is not denied or returned for modifications within 60 days, the application is generally deemed approved.
This means an HOA can have reasonable architectural standards, but it cannot use those standards to effectively prevent a homeowner from installing a qualifying renewable-energy system.
The 60-Day Rule Is Not New in 2026
The 60-day approval requirement comes from legislation enacted in 2021, rather than a new law that took effect this month.
House Bill 21-1229 specifically strengthened Colorado’s renewable-energy protections by establishing the 60-day application-review requirement and setting limits on the effect that HOA aesthetic restrictions can have on a system’s cost and efficiency.
For homeowners, this means the existing law already provides a defined process for submitting solar applications to an HOA.
New 2026 Legislation Addresses Portable Solar
Colorado lawmakers have also enacted a new measure dealing with portable-scale solar generation devices.
House Bill 26-1007 establishes requirements for these smaller solar systems and prohibits unreasonable restrictions on their installation, use, or operation.
Beginning January 1, 2027, portable-scale solar generation devices will be treated as an energy-efficiency measure under Colorado law. As a result, a unit owners’ association generally cannot prohibit their installation or use, although reasonable requirements concerning safety, securing the device, and responsibility for installation or removal costs may still apply.
This is an important distinction from traditional rooftop solar panels.
What This Means for Homeowners
For homeowners considering solar energy, Colorado’s rules provide greater protection against unreasonable HOA restrictions.
However, homeowners should still follow the association’s established application process.
Before beginning installation, homeowners should:
- Review the HOA’s architectural guidelines
- Submit the required application
- Provide system specifications and placement information
- Confirm compliance with applicable building and safety codes
- Keep copies of correspondence with the HOA
- Track the date the completed application was submitted
Homeowners should avoid beginning construction before receiving the necessary approvals or confirming that the statutory approval period has been satisfied.
What This Means for HOA Boards
The law is also important for HOA boards and community managers.
Associations can maintain reasonable architectural standards, but those standards need to comply with Colorado law.
Boards should make sure their solar-review policies:
- Clearly explain the application process
- Identify legitimate aesthetic and safety requirements
- Avoid unreasonable restrictions
- Track application dates
- Respond within the applicable timeframe
- Document approval or denial decisions
- Provide written reasons when an application is denied or returned for modification
A clear and consistent review process can help prevent unnecessary disputes between homeowners and associations.
Solar and Property Values
Solar installations can be an important consideration for buyers and sellers.
Homeowners may view solar systems as a way to potentially reduce electricity costs or increase energy independence.
However, the effect of solar on property value can vary depending on the system, financing arrangement, energy costs, local housing conditions, and buyer preferences.
Homeowners should therefore avoid assuming that a solar installation will automatically increase a property’s value by a specific percentage.
What Buyers Should Know
Buyers considering a home with solar panels should determine:
- Whether the system is owned or leased
- Whether there is outstanding financing
- Whether the installation was properly permitted
- Whether the HOA approved the installation
- Whether warranties transfer to the new owner
- What maintenance responsibilities apply
- Whether the system is subject to any additional agreements
Understanding these details before closing can help prevent unexpected costs or compliance issues.
What This Means for Planned Communities
Solar-energy rules can be particularly important in master-planned communities where homeowners associations manage architectural standards across hundreds or thousands of properties.
Community managers should periodically review their architectural-review procedures to ensure that HOA policies remain consistent with current Colorado law.
As renewable-energy technology continues to evolve, associations may also need to distinguish between traditional rooftop solar systems, portable solar devices, battery-storage systems, and other energy-efficiency improvements.
The Bottom Line
Colorado homeowners already have significant protections when installing renewable-energy systems in HOA communities.
The 60-day review requirement is not a new 2026 rule. It was established by legislation enacted in 2021 and requires qualifying HOA solar applications to be approved or denied within 60 days, subject to the requirements of the law.
A newer 2026 law, HB 26-1007, expands protections involving portable-scale solar generation devices, with important provisions taking effect January 1, 2027.
For homeowners, the key takeaway is that HOAs cannot simply prohibit qualifying renewable-energy systems through unreasonable restrictions.
For HOA boards and community managers, the priority should be maintaining a clear, consistent, and legally compliant architectural-review process.