Commercial energy / Buyer guidance
Commercial electricity planning for 2027: use forecasts as scenarios
Distinguish a dated market outlook from an executable account offer and build a two-variable 2027 budget sensitivity.
A national forecast is not your 2027 supplier offer
EIA's Short-Term Energy Outlook is a dated model of energy markets. The October 2026 release was published October 6 using inputs finalized October 1. Its regional and national outlooks do not establish the executable delivered rate for a particular business meter. Preserve that issue date when using the report; the live source will change as later releases appear.
For a commercial purchase, the required product is defined by delivery region, start date, term, usage shape, credit and contract inclusions. Utility delivery and supplier pass-through treatment can differ even when two businesses see the same market forecast. Do not convert a national annual percentage into an identical increase on every invoice.
Build the account budget in layers
Separate forecast energy quantity, supplier energy rate, recurring fees, utility demand/delivery and other variable components. Mark each as contracted, estimated or still unknown. A fixed rate can be known while next year's consumption remains uncertain. A usage forecast can be well supported while an indexed price remains variable.
Use actual operating changes: a second shift, new equipment, vacancy, charging loads or relocation. Keep the same meter boundary across the baseline and forecast. A future project that has not been approved should be a separate scenario, not silently embedded in the base case.
Worked example: a price-only forecast misses volume risk
Independently constructed supply-only scenarios: baseline use is 500,000 kWh at $0.09/kWh, or $45,000. If the rate rises to $0.10 with usage unchanged, cost is $50,000. If usage also rises to 600,000 kWh, cost becomes $60,000.
At 600,000 kWh but the original $0.09 rate, cost would be $54,000. These views separate the price and volume assumptions without assigning a probability. They exclude fees, demand, delivery and taxes. None of the rates is a 2027 EIA commercial forecast or supplier quote. The example is a method for stress-testing the budget, not a prediction that the rate or usage will change.
Use a forecast review record
| Record | Why retain it? |
|---|---|
| Forecast issuer, release and model cutoff | Prevents an old outlook being called current |
| Geographic/product scope | Separates national, wholesale and retail measures |
| Account exposure | Identifies which contract component can respond |
| Usage scenarios | Makes operating uncertainty visible |
| Executable alternatives | Shows what can actually be purchased now |
Refresh the account model when a material operating assumption changes or a new executable offer is obtained. Do not rewrite the historical decision file after observing a later market outcome. Record why the selected product met the budget and risk objective at the time.
Use the offer comparator for flat rate and fee scenarios; use a separate validated model for hourly index exposure or capacity allocation. Keep the renewal calendar independent of a forecast's publication schedule.
Sources and limits
EIA October 2026 STEO and its full report provide dated outlook context. All budget values above are explicitly hypothetical. This guide publishes no invented state forecast, retail quote, guaranteed buying window or achieved savings result.