Every tax notice, one inbox.

Handle mail and electronic notices from 1,200+ state and local tax accounts in one place.
Tax Account Management Map

Testimonials

What folks are saying about Mosey.

Mosey has truly revolutionized the way we handle state registrations for our fully remote team in 12 different states. If you're looking for a solution that genuinely simplifies and streamlines your operations, Mosey is an absolute must-have. Highly, highly recommend!

anna_grollmus

Anna Grollmus

Business Manager, Capacity Studios

Before Mosey, our team was drowning in manual state registrations across multiple agencies. Managing vastly different state requirements and interfaces from one intuitive platform has completely eliminated the stress and confusion of compliance.
brenna_wagner

Brenna Wagner

Director of Customer Relations, Violet

We set up all accounts needed for state payroll taxes with just a couple clicks.
The platform is easy to use and really takes the guesswork out of compliance. If you are a founder and want time back without losing peace of mind, Mosey is for you!
jonas

Jonas Harnau

Co-Founder & CEO, Sublimity AI

muir m

Mimi Muir

Muir Patent Law

Mosey is hands down the best partner for multi-state hiring. They've eliminated all the administrative headaches that used to slow us down. Would absolutely recommend to any company looking to scale efficiently.
teero christian

Christian Wicks

Co-Founder & COO, Teero

I love that Mosey introduces a single platform where our whole team can get visibility on, and work through critical compliance tasks. Compliance had become unmanageable through outdated excel spreadsheets–Mosey automates reminders and even filings so that we can easily stay up to date!
bailee housing connector

Bailee Lawrence

Strategy & Growth, Housing Connector

Smart mail management from start to finish

Know where every piece of mail goes and what to do with it. Get the automation and tools required to eliminate costly penalties and avoid disruptions.
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  • compliance

    Every channel covered

    Physical mail, email, online portals, and registered agents—all flowing into one unified inbox.

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    AI-powered workflows

    Eliminate manual sorting and tracking with AI categorization and summaries for all incoming mail the moment it arrives.

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    Resolution on autopilot

    Never deal with state and local agencies yourself again. Use Mosey to take action on your behalf and resolve every notice.

  • Resolve every notice

    Receiving notices is easy. But sorting them, understanding them, and knowing what to do—that's where Mosey steps in.

    • Smart notifications

      Get notified when new mail hits your inbox with AI-monitored alerts for overdue balances and penalty notices.

    • Automatic analysis

      Mosey translates agency jargon into plain English. Know what each notice means, which tax account it affects, and what to do next.

    • Resolve it for me

      Expert review for especially thorny issues. Submit responses directly to agencies—or let Mosey do it for you.

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Tax account management by the numbers.

4000 accounts

4,000+ accounts connected

15.4 billion payroll

$15.4 billion in payroll

23000 notices

23,000 notices handled

Ready to stop worrying about missed tax notices?

Screenshot 2025-09-22 at 2.06.17 AM

One inbox. Every notice. Zero hunting. See how Mosey makes notice management actually manageable—speak to a compliance expert today.

The real cost of poor mail management
Missed notices don't just cost money. They also cost you time, talent, and trust.
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The real cost of poor mail management
The real cost of poor mail management

Miss a deadline and penalties start immediately, and accrue interest. Multiple accounts mean multiple violations that keep growing.

How it works

Mosey manages the entire process, from the moment mail arrives to the moment it's resolved.

01
Physical mail scanning

Mail sent to your Mosey mailroom gets scanned and uploaded to your inbox. No more piles of mail at the office or your founder’s house.

02
Automatic portal monitoring

Mosey checks agency portals 24/7 for new notices and pulls them automatically into your unified inbox.

03
AI-powered categorization

Every notice is read instantly, categorized by urgency and source, and summarized in plain English.

04
Intelligent routing

Assign notices to specific team members or get help from Mosey’s experts to resolve them.

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resolve notices

Ready to stop worrying about missed tax notices?

Screenshot 2025-09-22 at 2.06.17 AM

One inbox. Every notice. Zero hunting. See how Mosey makes notice management actually manageable—speak to a compliance expert today.

Trusted by

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crio rallybio commonRoom chime teero-2
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mark43 medely sparrow watershed-1 rightway grow