Workflow

Tax Prep Workflow Bottlenecks: Why Senior Reviewers Are Still Doing Cleanup (And 3 Ways AI Can Fix It)

And three ways to fix it.
Alex Griffin | Product Marketing Lead at Filed

Talk to any senior reviewer during busy season and you'll hear the same thing. They're spending most of their time catching data entry errors. Missing schedules. Transposed numbers. Things that should've been caught before the return ever reached their desk.

The natural response is to blame the preparers. But the preparers are working hard. They're doing their best. The problem isn't the people. The problem is the workflow itself.

The loop that kills capacity

Here's what the review process looks like in most firms. The preparer builds the return. They do a self-check. They pass it to the senior reviewer. The senior reviewer starts reviewing and finds errors. They send it back. The preparer fixes the errors. They send it back up. The senior re-reviews.

Both the preparer and the senior reviewer are touching every layer of review. L1, L2, sometimes L3. They're both involved at every stage.

That's not a pipeline. That's a loop.

The status quo
The review loop
Preparer
Builds, fixes, rebuilds
Submit →
← Kickback
Senior Reviewer
Catches, returns, rechecks
Both people touch every stage.
Multiply this across 2,000 returns.

Every loop eats time. The preparer loses momentum every time they get a kickback. The senior reviewer spends their most expensive hours on the cheapest kind of work. Multiply that across thousands of returns and you can see exactly where the capacity problem actually lives.

The fix isn't hiring more reviewers. The fix is breaking the loop so that each person only touches the return once, at the right stage.

Three ways firms are breaking the loop

We've been watching how firms structure their workflows around Filed, and there are really three patterns. Each one changes who does what and what it costs. They all share one thing in common: the senior reviewer only touches the final review.

A
Path A
Automate Review
Lowest risk Keep your team Free up seniors
Preparation
L1 Review
L2 Review (Final)
Preparation
Junior Preparer
Prepares the return in their tax software. Same process as today. No change.
🕐
💲
L1 Review
Preparer + Filed Reviewer
Preparer runs their work through Filed. Gets feedback, iterates, and fixes issues before passing it up.
🕐
💲
L2 Review (Final)
Senior Reviewer
Reviews much cleaner work. Focuses on judgment, not cleanup.
🕐
💲

The simplest version and the place most firms start. The preparer does everything they do today. Nothing changes for them. But before they pass their work up to the senior reviewer, they run it through Filed Reviewer first. The preparer iterates on that feedback and fixes the issues themselves. By the time the senior reviewer sees the return, the easy errors are already gone.

B
Path B
Elevate the Preparer
Develop talent Maximize output Retain staff
Preparation
L1 Review
L2 Review (Final)
Preparation
Preparer + Filed Prep
AI handles data entry and return building. Preparer oversees and guides the process.
🕐
💲
L1 Review
Preparer + Filed Reviewer
Already in the platform. Preparer reviews their own work with AI. Iterates until clean.
🕐
💲
L2 Review (Final)
Senior Reviewer
Minimal effort. Work arrives thoroughly cleaned by both AI and the preparer.
🕐
💲

The preparer starts using Filed for the actual preparation, not just the review. Filed handles the data entry, builds the workpapers, and the preparer oversees the process. Because they're already in the platform, they naturally run the L1 review through Filed as well. The result: a preparer who handles more returns at higher quality, and a senior reviewer who barely has to do anything.

C
Path C
Full Automation
Scale without hiring Lowest cost/return Max capacity
Preparation
L1 Review
L2 Review (Final)
Preparation
Filed Prep
Extracts data, builds workpapers, prepares the full return. No human preparer involved.
🕐
💲
L1 Review
Filed Reviewer
Cross-checks the return against source documents. Flags issues with citations. No human in the loop.
🕐
💲
L2 Review (Final)
Senior Reviewer
More hands-on than Path B since no preparer iterated along the way. Reviews the remaining 5–10%. Still far less total work than today.
🕐
💲

The firm decides they don't need a human preparer on certain return types at all. Filed handles the entire preparation and the L1 review. The senior reviewer is the first human to touch it. They do a bit more per return than in Path B, but you've completely eliminated the preparer cost. When you multiply that across thousands of returns, the savings are massive.

What every path has in common
The loop becomes a pipeline
Filed
Preparation + L1
Senior Reviewer
L2 only
The senior only touches final review.

They're not mutually exclusive

Most firms don't pick one path and stay there forever. They start with Path A because it's low risk and fast to deploy. Once the team trusts the platform, they expand. Some firms move to Path B for certain return types. Some go straight to Path C for their simpler returns while keeping preparers on the complex ones.

Path A
Automate Review
Start here. No workflow change. Results on day one.
Path B
Elevate the Preparer
Expand here. Your team gets more capable.
Path C
Full Automation
Graduate here. Dramatically change your cost structure.

The point is that each path fits a different set of goals. Some firms want to keep their team exactly as it is and just make review faster. Some want to make their junior staff more capable. Some want to fundamentally change their cost structure. All three are valid. The right choice depends on where your firm is and where you want it to go.

The common thread

Every path does the same thing to the senior reviewer's day: it gets better. They stop catching data entry mistakes and start doing the work that actually requires their expertise. The difference between paths is just about what happens before the return reaches them.

That's the real question for any firm thinking about this. You already know the loop is the problem. The question is how you want to break it.

Filed Reviewer works with any tax software that can produce a return. No integration required. Firms run their first review within a day.

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