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[sales@emergentenergy.us](mailto:sales@emergentenergy.us) [215-645-7141](tel:2156457141)

West Chester, PA

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# Maryland GRECs — $87.00 per credit in 2025

Maryland geothermal heat pump owners earn Geothermal Renewable Energy Credits (GRECs) worth $87 per MWh in 2025. GRECs are issued through PJM-GATS for each MWh of thermal energy produced by a qualifying geothermal system. Emergent Energy handles the full registration process — MD PSC certification, PJM-GATS enrollment, credit aggregation, and market sale — at no upfront cost. A typical 4-ton residential system replacing natural gas generates approximately 430 GRECs per year, translating to roughly $37,000 in annual revenue. Use our [GREC revenue calculator](/calculator) to estimate your system's earnings.

$87.00

2025 GREC price

$100 → $65

ACP ceiling

~430 GRECs/yr

Avg 4-ton system

~$37,000/yr

Avg annual revenue

## Maryland GREC Program Key Facts

-   Program established: 2012 (HB 1186), expanded 2021 (HB 1007)
-   Eligibility: systems installed on or after January 1, 2023 earn dedicated GRECs; pre-2023 systems earn Tier 1 RECs
-   Residential: must meet ENERGY STAR standards; not grid-connected
-   Non-residential: commercial, multi-family, institutional — all eligible
-   Low-income carve-out: 20% of utility GREC obligation must come from LMI facilities
-   Tracking: PJM-GATS
-   Credit basis: 1 GREC per MWh of thermal energy saved

## Eligibility Requirements

System located in Maryland

Installed on or after January 1, 2023 (for GREC carve-out) or after January 1, 2013 (for Tier 1)

Meets ENERGY STAR standards

Does not feed electricity back to the grid (residential)

Manual J calculation available (recommended)

## How Emergent Energy Handles Maryland GREC Registration

[See the complete registration process](/how-it-works) explained step by step.

1.  Confirm system specs and installation documentation
2.  Submit MD PSC application for geothermal facility certification
3.  Register with PJM-GATS and obtain MD state certification number
4.  Manage monthly GREC issuance and aggregation
5.  Execute market sales and remit payment

Have questions? [See our GREC FAQ →](/faq)

[Start Maryland GREC Registration](/evaluate)

## Sources & Further Reading

-   [PJM-GATS Renewable Energy Tracking](https://gats.pjm-eis.com/) — PJM Environmental Information Services
-   [Maryland PSC Renewable Energy Portfolio Standard](https://www.psc.state.md.us/electricity/renewable-energy-portfolio-standard/) — Maryland Public Service Commission
-   [Maryland Energy Administration — Geothermal Programs](https://energy.maryland.gov/) — Maryland Energy Administration

## Related State Programs

Also active: [Virginia](/virginia) | [New Hampshire](/new-hampshire) | [Pennsylvania (coming soon)](/pennsylvania)

![Emergent Energy Solutions](https://www.pasrecs.com/assets/emergent-logo-dark-BEceeyq5.png)

National geothermal REC aggregator and brokerage service. Registration, tracking, and market sale — at no upfront cost.

[sales@emergentenergy.us](mailto:sales@emergentenergy.us) [215-645-7141](tel:2156457141)

831 Lincoln Ave, Suite D-10, West Chester, PA 19380

## Quick Links

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-   [New Hampshire](/new-hampshire)
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