Only 433 MW of the 4.4 GW in the plan is new, and Meta has already contracted for it. At Treasury plus 37.5 basis points the loan saves Vistra about $40 million to $50 million a year against its own 7% paper.
The $4.2 billion announced by the Department of Energy on October 5 is the maximum size of a conditional loan commitment. The department's announcement says Vistra must satisfy technical, legal, environmental and financial conditions before DOE signs final financing documents and funds the loan. No cash has moved. The commitment would pay for uprates and modernisation at the Beaver Valley, Davis-Besse and Perry plants in Pennsylvania and Ohio, with about 3,000 project jobs attached.
The plan extends plant life rather than building a new reactor. DOE says the money will preserve nearly 4 gigawatts of existing capacity, add 433 megawatts and support operation for another 20 years beyond current licences. The new output is 11% of the 4,048 MW fleet. Vistra is building no reactor, and the new output already has a buyer: its January 9 filing lists 20-year contracts with Meta covering 2,609 MW, including Perry, Davis-Besse and 433 MW of uprates, with deliveries from 2031 to 2034. The plan preserves or adds about 4.4 GW, roughly 90% of it existing output. Vistra's gains are more years of generation, greater certainty and political cover. The interest saving is secondary.
The units explain why time matters. Vistra's annual report for 2025 lists Beaver Valley 1 at 939 MW with a licence that expires in 2036, Beaver Valley 2 at 933 MW expiring in 2047, Perry at 1,268 MW expiring in 2046 and Davis-Besse at 908 MW expiring in 2037. Beaver Valley 1 and Davis-Besse together are 1,847 MW, or 46% of the 4,048 MW total, and both licences run out within about a decade. The four PJM units are 63% of the 6,448 MW nuclear fleet Vistra reports, with Comanche Peak in Texas making up the rest.
Vistra's four PJM reactors total 4,048 MW. Beaver Valley 1 and Davis-Besse, together 1,847 MW, have licences that expire in 2036 and 2037.
View data
| Unit and licence expiry | Net capacity |
|---|---|
| Beaver Valley 1 (licence to 2036) | 939 |
| Davis-Besse (licence to 2037) | 908 |
| Perry (licence to 2046) | 1268 |
| Beaver Valley 2 (licence to 2047) | 933 |
The loan addresses that concentration. Nearly half of the programme's capacity faces a licence cliff in 2036 or 2037, and DOE says the plan supports operation for 20 years beyond existing licences. Vistra said in January it would begin planning for subsequent renewals from the Nuclear Regulatory Commission. If granted, those renewals would keep the two units running into the 2050s, adding more time than a similar extension for Beaver Valley 2 or Perry, whose current licences already run past the mid-2040s. DOE's loan does not grant licences; it funds the work that makes renewal worth pursuing.
The coupon is a smaller prize. The announcement gives no rate. On DOE's published terms for loans without a risk based charge, loans from the Federal Financing Bank carry the Treasury rate plus a 37.5 basis point liquidity spread, and the Treasury rate is set at the time of each cash draw. The Treasury's par yield curve put the 20 year yield at 5.70% on October 5, which would make the loan about 6.1%. On September 24 Vistra completed the sale of $850 million of 7.000% Series A and $650 million of 7.250% Series B junior subordinated notes due 2057. Against the 7.0% and 7.25% coupons, a federal loan would be 0.9 to 1.2 points cheaper, or about $40 million to $50 million a year on the full $4.2 billion.
That comparison makes the loan look better because the notes are junior and rank behind Vistra's other debt. The $40 million to $50 million saving equals roughly 0.6% to 0.7% of the $7.2 billion midpoint of Vistra's 2026 adjusted EBITDA guidance, which ranges from $6.8 billion to $7.6 billion for ongoing operations. The saving is also uncertain: the rate is set at each draw, so Treasury yields could move before Vistra borrows its first dollar. The 10-year yield rose 54 basis points in September alone.
The loan commits federal credit to existing nuclear plants. Vistra gains greater certainty about their operating lives and a federal lender behind the work; the coupon is secondary. DOE has also left open the possibility of financing future uprates at Comanche Peak in Texas, where the two 1,200 MW units hold licences through 2050 and 2053. That possibility sits outside the committed amount.
Amazon's community pledge, issued last week, addresses the same question from the other side of the meter. The company's Built Together announcement commits more than $1 billion over five years to education, skilled trades training and energy efficiency. It says "the energy prices we pay for our data centers are sufficient to cover both the energy and infrastructure improvements that may be required" and cites "over 100 data center moratoriums being considered across the country." Voters want to know whether a new data centre will raise their bills. DOE faces the same question from the other direction: the government wants electricity for AI, which means keeping plants running and winning households' acceptance of who pays.
Both arrangements will take longer to deliver than to announce. Vistra's third-quarter results in early November are the first likely place to find a timetable for the final documents. Until Vistra reports signed documents, the $4.2 billion remains a ceiling, while the 433 megawatts and added licence years remain promises on paper.