By S&S Co. Advocates & Solicitors · Published 28 September 2026 · Informational content, not legal advice: see our disclaimer
Overview
A compliance guide for a distribution licensee, open-access consumer, or captive power plant classified as an 'obligated entity' under RPO regulations, explaining the legal basis, compliance routes (direct PPA, in-house generation, REC purchase), and the penalty for shortfall, as a companion to this site's existing captive-power and open-access-procurement guides, focused specifically on the RPO/REC compliance mechanism.
What You Need to Know
- Section 86(1)(e) of the Electricity Act, 2003 empowers State Electricity Regulatory Commissions to specify the percentage of total electricity consumption that distribution licensees, large open-access consumers and captive power plants (the 'obligated entities') must source from renewable energy sources each year
- The Ministry of Power's 2022 notification set a uniform national RPO trajectory (split between solar and non-solar categories) rising year on year through FY 2029-30, which SERCs are expected to align their own state-level RPO regulations to, though obligated entities should confirm their specific state's currently notified trajectory rather than assume the national figure applies verbatim
- An obligated entity can meet its RPO in more than one way: entering a direct power purchase agreement with a renewable generator, setting up or contracting in-house renewable generation, or purchasing Renewable Energy Certificates (RECs) on a CERC-authorised power exchange to cover any shortfall
- One REC represents the environmental attributes of 1 MWh of renewable generation and can be traded separately from the underlying physical power, allowing an obligated entity without direct access to renewable generation to still demonstrate compliance by purchasing certificates within the CERC-notified floor and forbearance price band
- RECs are currently traded only on CERC-authorised power exchanges (the Indian Energy Exchange and the Power Exchange of India), and an obligated entity should reconcile its own consumption and generation data against exchange trading records before relying on purchased RECs to demonstrate compliance
- Failure to meet the RPO target exposes an obligated entity to a penalty typically computed on the shortfall (in MWh) at a marginal renewable purchase cost set by the regulator, so obligated entities should track their trajectory against the applicable state RPO regulations well before the compliance year closes rather than attempting to true up only at the deadline
Frequently Asked Questions
Who counts as an 'obligated entity' under RPO regulations?
Distribution licensees, large open-access consumers, and captive power plants, as determined under regulations that State Electricity Regulatory Commissions notify pursuant to Section 86(1)(e) of the Electricity Act, 2003.
What are the ways an obligated entity can meet its RPO?
A direct power purchase agreement with a renewable generator, in-house renewable generation, or purchasing Renewable Energy Certificates (RECs) on a CERC-authorised power exchange to cover any shortfall.
What happens if an obligated entity falls short of its RPO target?
It faces a penalty typically computed on the shortfall (in MWh) at a marginal renewable purchase cost set by the regulator, so shortfalls should be tracked and covered well before the compliance year closes.
References & Further Reading
This guide references the following statutes, rules and sources, cross-checked at the time of writing.
- Section 86(1)(e) as the statutory basis for RPO and SERCs' role in specifying the percentage: well-settled, confirmed via ksandk.com's RPO legal framework explainer and multiple sources at research time
- 2022 Ministry of Power notification setting the national RPO trajectory through FY 2029-30 (solar/non-solar split): confirmed via reccessary.com, resiindia.org and testbook.com at research time: verify the current year's specific percentage figures against the applicable state SERC regulation at drafting time, since national trajectory and state-notified figures can differ
- REC mechanism (1 MWh = 1 REC), CERC-authorised exchange trading (IEX, PXIL) within a floor/forbearance price band: confirmed via heavengreenenergy.com and veritect.ai at research time
- Penalty computed as shortfall MWh times marginal renewable purchase cost: confirmed via research-time sources: present as the general mechanism, and note the exact penalty formula/rate is set by each SERC's own regulations rather than uniformly nationally
- See also our Power, Energy & Mining Notable Judgments and Legal Updates: Power, Energy & Mining archive.