Corporate Green Tariffs

Corporate green tariffs let businesses opt into renewable-sourced electricity through their existing utility relationship — a simpler alternative to negotiating a standalone power purchase agreement.

Table of Contents

• What a Green Tariff Actually Is
• How It Differs From a Direct PPA
• Green Tariff vs Direct PPA
• Who Typically Uses Green Tariffs
• Frequently Asked Questions

What a Green Tariff Actually Is

A green tariff is a special utility rate program letting large commercial or industrial customers pay a premium (or, in some structures, a comparable rate) to have their electricity sourced from a specific renewable project the utility has contracted with, without the business itself negotiating a separate agreement directly with a solar developer.

How It Differs From a Direct PPA

A direct corporate PPA requires the business to negotiate terms directly with a solar developer — more complex, but potentially better pricing and more customization for very large energy users. A green tariff is administered by the utility, simpler to enroll in, and better suited to businesses without the scale or dedicated staff to manage a direct agreement.

Green Tariff vs Direct PPA

Who Typically Uses Green Tariffs

Mid-size commercial and industrial customers who want verifiable renewable energy sourcing but lack the scale, dedicated energy procurement staff, or appetite for a complex direct PPA negotiation are the primary users. Availability depends entirely on whether your specific utility offers a green tariff program.

Frequently Asked Questions

Is a green tariff more expensive than standard electricity?
Often a modest premium, though pricing structures vary by program and utility.

Do I need to be a large company to use a green tariff?
No, they’re specifically designed to be accessible to mid-size businesses without the scale for a direct PPA.

How do I know if my utility offers a green tariff?
Check your utility’s commercial customer programs page directly, since availability varies significantly by provider.

Does a green tariff count toward sustainability reporting?
Generally yes, though verify the specific accounting methodology aligns with your reporting framework’s requirements.

Can I switch from a green tariff to a direct PPA later?
Typically yes, as your business’s energy needs or procurement capacity grow.

For the direct-negotiation alternative, see our corporate solar power agreements guide. For the underlying PPA mechanics, see our utility-scale solar PPA agreements guide.