Federal + state tax filing. Coordinated through one platform.
Every US business needs federal and state tax returns filed annually. Our partner CPA network handles the actual preparation; File.Business coordinates the work, holds your documents, tracks the deadlines, and surfaces the savings opportunities. One annual cost. No surprise scope creep.
How it works Upload once. CPA prepares. We file.
From document upload to filed federal and state returns.
Upload last year
Your prior return + this year financials uploaded to your Document Locker. PDF or QuickBooks / Xero export accepted.
Partner CPA prepares
We assign a licensed CPA in your state. They prepare the return; we coordinate scope, timing, and document flow.
You review, sign, file
You receive the completed return for review. After your sign-off, we file federal + every state on the deadline schedule.
Confirmation + Locker storage
State + federal confirmation stamps stored in your Document Locker. Available for SBA, M&A, investor diligence whenever needed.
Coordinated annual filing. In full.
Federal corporate return
Form 1120, 1120-S, 1065, or 1040 Schedule C depending on entity type. Prepared by partner CPA; reviewed for completeness.
State income tax filing
Every state where your business has tax obligations. Multi-state coordination handled by our team.
S-Corp election support
If you have not made an S-Corp election but would benefit, we surface the analysis during the filing process and handle the Form 2553 filing.
Quarterly estimated taxes
We calculate quarterly estimates and remind you of payment deadlines. Add-on service.
Document vault
Your tax returns, K-1s, supporting schedules all stored in your Document Locker. Searchable, version-controlled, downloadable any time.
Compliance integration
Your tax filing record feeds into your Compliance Score. Late or missing returns affect score; clean filings improve it.
Flat annual pricing.
Quoted upfront based on entity type and state count. No hourly billing surprises.
Simple
- Federal return (Schedule C or 1065)
- One state income tax return
- Document Locker storage
- Annual deadline tracking
Standard
- Federal corporate return (1120, 1120-S, or 1065)
- Up to 3 state returns
- K-1 distribution
- S-Corp election support
- Compliance Suite included
Complex
- Everything in Standard
- Unlimited state returns
- Multi-entity coordination
- Quarterly estimated taxes
- R&D credit analysis (when applicable)
About tax filing.
Is the CPA licensed in my state?
What if I already have a CPA?
How does S-Corp election work?
Do you handle audits?
When is the deadline?
Can I file an extension?
The File.Business Promise
If we miss a filing deadline on a service you pay us to manage, we pay the state penalty. If you change your mind in the first 60 days, we refund our service fee in full. Your data stays yours, always.
Get a tax filing quote in 60 seconds.
Tell us your entity type and state count. We quote upfront. Partner CPA prepares; we coordinate.
220,000 founders, every kind of business.
One platform for one business, or ten.
Multi-entity dashboard at no extra charge. International founders supported with ITIN, EIN-via-SS-4-fax, and partner banking. The platform scales with you.