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AI for CPA firms. Client documents in. Workpapers out.

Your clients send W-2s, 1099s, and K-1s as PDFs, scans, and phone photos. An intake pipeline reads them, checks every field, and hands your preparer a workpaper to review. Here is what goes wrong, and how we build it.

Document Intake / Professional services / 4 min read /

This playbook uses

Invoice / Checked against the PO / Review queue / Posted

Document IntakeInvoices in. Approved records out.A page read line by line. Three fields lift into one record, wait in review, then post.
See Document Intake

The problem

Every client sends a different stack: prior-year returns, W-2s, 1099s, K-1s, brokerage statements, and a phone photo of a 1098. In busy season, staff retyping that stack is the bottleneck in front of every preparer.

What goes wrong

  1. The firm trusts the extraction blind. A 1099 total is read wrong, nobody checks it against the source, and the error reaches the return.
  2. Every document goes to review. The queue takes as long as keying did, so staff approve on sight and the review step stops meaning anything.
  3. Client files go into a public AI tool with no consent and no log. When a client asks who saw their return, the firm has no answer.

The approach

  1. Start with 50 to 200 of your own client documents under a mutual NDA, and agree the document types, the fields, the checks, and the thresholds in writing before anything is built.
  2. Check every field before a person sees it. The 1099-B totals tie to the statement summary. The partner on the K-1 is your client. The tax year is the one you are preparing.
  3. Put the review queue where your staff already work, with the source page beside the fields. Start with every record in review, and let records that pass every check skip it only after the shadow weeks.
  4. Run it in accounts you own, log every step per document, and send nothing to a public AI tool without your written consent.

When it works

When the same document types arrive every season, you know the fields you need from each, and a named manager owns the review queue and the thresholds.

Why intake is the busy-season bottleneck

A CPA firm bills for judgment and spends busy season on sorting. A client uploads last year's return, a dozen 1099s, three brokerage statements, and a phone photo of a 1098. A staff accountant opens each one, finds the number, and keys it into the tax software and the workpaper. The preparer cannot start until that is done, and one pile at the front of the line holds up the whole return.

Document intake fixes what was actually broken: a person was the parser. The pipeline reads what the client sent, pulls the fields, checks them, and queues a workpaper for a yes. Your staff review instead of retype.

What the pipeline should do

Read

Every document type you agreed on, from the upload link, the firm inbox, or a shared folder. PDF, scan, or photo. The pipeline tells a W-2 from a 1099-INT from a K-1, splits a packet into its parts, and pulls the fields each form carries. Every field shows a confidence level your staff can see.

Check

Extraction is a guess with a score. Checks catch the wrong guesses. Beyond the ties and the tax year, W-2 withholding has to be less than wages, and a payer the client did not have last year is flagged. A field that fails a check is marked, with the reason, before anyone opens it.

Queue

Approve, edit, or reject. Auto-posted fields are marked so the preparer sees which numbers no person has checked. Every correction is logged and feeds the accuracy check.

Chase

The pipeline tracks each client's checklist against what arrived and drafts the request for anything missing. A staff member approves it before it goes to the client.

How we build it

First comes the sample. We sign a mutual NDA before any file moves. You send 50 to 200 real client documents, and we agree the document types, the fields, the checks, and the thresholds in writing.

Next is extraction in shadow mode. Your staff see records in the queue. Nothing posts. We measure accuracy per field against their corrections.

Then approved records reach the workpaper beside your current process, so you can compare.

Last is switch-over: thresholds set from the shadow weeks, the runbook, and the first monthly report at month end.

When it does not work

It does not work for the one-off engagement with documents nobody has seen before, and it does not replace the reviewer. It gets the reviewer a workpaper instead of a pile.

Where to start

If intake is the first thing to fix, start with Document Intake. The same pipeline reads invoices for accounts payable (AP) desks, as in document intake automation, and loan documents for banks and lenders. If you are not sure, ask Roo, Webaroo's AI: Could AI read our clients' tax documents into workpapers?

Document Intake. Invoices in. Approved records out.

Document Intake is Webaroo's AI for invoice processing and document intake: it reads invoices, contracts, and forms, pulls the fields you need, checks them, and puts each record in a review queue.

Built for
Any team that keys documents by hand: accounts payable (AP) at manufacturers and distributors, freight audit at brokers and 3PLs, contractors, insurance claims intake, loan document review, clinic back offices, CPA firms
Time to live
Timeline quoted on a call
How it is priced
A fixed fee for a defined scope, quoted on a call, then a monthly Run plan from go-live
A page read line by line. Three fields lift into one record, wait in review, then post.

Invoice / Checked against the PO / Review queue / Posted

What owners ask before the first call.

Prior-year returns, W-2s, 1099s, K-1s, 1098s, bank and brokerage statements, and intake questionnaires, as PDFs, scans, or phone photos. We agree the document types and the fields for each in writing before anything is built.

No. We deploy and operate directly within your existing security perimeter, implementing NIST AI RMF and SOC 2-aligned controls. Network security, IAM and endpoint security remain the exclusive responsibility of your team or your MSSP. An MSSP is a managed security service provider. The pipeline runs in accounts you own, and nothing is sent to a public AI tool without your explicit written consent for that tool. Every action on a document is logged with who took it and when, so you can answer a client who asks who saw their return.

How we handle your data

Only if you set it that way. Records that pass every check and clear your confidence threshold can post on their own. Everything else goes to a person in the review queue. We recommend starting with every record in review and raising the threshold after the shadow weeks.

Document Intake goes live in four steps: the sample and the schema, then extraction in shadow mode, then confirmed writes beside your current process, then switch-over. Start before busy season, not during it.

Document Intake for a CPA firm is a fixed fee for a defined scope, quoted on a call once we know your document volume and the systems that receive the records. After go-live, our support and maintenance team runs it on a monthly Run plan. There is no hourly billing.

Tell us what is costing you time. A straight answer first.

The first paid step is your AI strategy, a 10-day AI readiness assessment: AI inventory, risk tiers, the top 3 workflows with today's numbers and a 90-day plan.