Category One (C1) is the E-Rate service category covering data transmission services and internet access: the recurring connectivity services that get schools and libraries online. Unlike Category Two, C1 services have no five-year budget ceiling; every eligible request can be funded, subject to the applicant's discount rate.
How It Works
USAC publishes an Eligible Services List (ESL) every funding year, and it's organized into two primary sections plus a miscellaneous section. Category One covers data transmission services and/or internet access. Category Two covers internal connections, managed internal broadband services, and basic maintenance of internal connections, the equipment side rather than the connectivity itself (see our Category Two page).
Only products or services used for educational purposes can be funded, and eligibility is set fresh each funding year, so a service eligible last year isn't automatically eligible this year. Applicants should check the current year's ESL rather than assume last year's list still applies (USAC: Eligible Services List). See our Eligible Services List page for the full mechanics.
The defining structural difference from Category Two: there is no multi-year budget cap on Category One. An applicant's discount rate, not a budget ceiling, is what limits the E-Rate share of C1 costs.
What This Means for You
Applicants
Because there's no budget ceiling on Category One, the planning question isn't "how much room do I have," it's "is this specific service eligible this funding year, and what's my discount rate." Check the current ESL before assuming a service qualifies.
Service Providers
Category One opportunities aren't budget-constrained the way Category Two ones are, which makes eligibility confirmation and discount-rate accuracy the real qualification questions for a deal, not whether the applicant has "room left."
The quiet C1 trap we see most often isn't miscategorization at filing: it's districts assuming "unlimited budget" means "unlimited scrutiny tolerance." C1 has no five-year ceiling, but every FRN still has to survive cost-effectiveness review, and PIA reviewers push harder on C1 requests that look oversized relative to peer districts precisely because there's no budget constraint acting as a sanity check. "We can afford to ask for more because there's no cap" is the sentence that lands a 471 in deeper review, not a bigger commitment.
Common Questions About Category One
What services fall under Category One?
Data transmission services and internet access: the recurring connectivity itself, as opposed to the in-building equipment covered by Category Two.
Is there a budget limit for Category One?
No. That's the defining contrast with Category Two, which has a five-year budget ceiling per applicant. Category One requests are limited by eligibility and discount rate, not a budget cap.
Does Category One eligibility change every year?
The specific entries on USAC's Eligible Services List are republished annually, so exact eligibility can shift year to year even though the core telecommunications and internet access categories are stable.
How is the Category One discount calculated?
Through the same discount matrix mechanism used for Category Two: based on the percentage of students eligible for the National School Lunch Program and the applicant's urban or rural status. See our discount matrix page.
Informational only, not legal advice. Eligible Services List entries are republished annually and can change. Confirm current eligibility with USAC before filing.