Attestation Fiscale Québec
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NewThe Accountant Portal is now available as a Mac and Windows app. QuickBooks Online (Intuit) integration coming soon.Learn more →
For accountants

All your clients' attestations, on your desktop.

The Accountant Portal gathers your clients' Revenu Québec attestations, their expiry dates and every transmission. In the browser, or as a Mac and Windows app.

Open in the browserweb.attestationfiscale.ca AppMac and Windows
Free for accountants CSV or Excel import of your clients QuickBooks Online soon
Two ways to access it

The same Accountant Portal, in the browser or as an app

One account. Sign in at web.attestationfiscale.ca, or install the app to keep it at hand in the Dock or taskbar.

Accountant Portal online

Client portfolio

Each client shares their file from the app with a code, or you import the attestation obtained with your professional authorization.

Expiry dates and audit trail

Valid, expiring or expired status at a glance, and the history of every transmission exportable to CSV.

Import your client list

From a CSV or Excel file exported from your accounting software, to see who has not provided an attestation yet.

Open in the browserweb.attestationfiscale.ca

Mac and Windows app

The same portal, as an app

A dedicated window, always up to date, with your session remembered. Nothing to install on the client side.

Signed and notarized

Mac version signed by Appinov and verified by Apple. Windows version in beta, unsigned for now.

Sign in with email or Google

The same account as in the browser. Google sign-in opens in your usual browser, then brings you back to the app automatically.

  • Version 1.0.1 · released October 12, 2026. Portal updates apply automatically, with no reinstall.
  • Mac · macOS 12 or later. Choose Apple Silicon (M1 and newer) or Intel. Open the DMG and drag the icon to Applications.
  • Windows (beta) · Windows 10 and 11, 64-bit. The installer is not code-signed yet: if SmartScreen appears, click “More info” then “Run anyway”.
  • Free for accountants. An Accountant Portal account is all you need.
Integrations

QuickBooks Online is coming soon

Connect your QuickBooks Online (Intuit) account to the Accountant Portal: your client list syncs by itself, and you see at a glance which clients have not provided an attestation yet or whose attestation is about to expire. No accounting data is changed in QuickBooks; only the customer list is read.

In the meantime, theCSV or Excel import is already available in the Accountant Portal, from any software.

CSV
CSV or Excel fileExport from your accounting software
Available
QB
QuickBooks OnlineIntuit customer sync
Soon
+
Xero, Sage, Acomba…Tell us what you use: support@appinov.ca
Under review
How it works

From your client's app to your dashboard

Your clients obtain their attestation with the mobile app. You find it in the Accountant Portal without retyping anything.

1
The client shares their file

From the mobile app, they generate a share code and send it to you. Or you import the attestation obtained with your professional authorization.

2
You enter the code

The client appears in your portfolio with their attestation, its expiry date and the history of their transmissions.

3
You track expiry dates

Valid, expiring or expired status at a glance, a list of clients to follow up, and an audit trail exportable to CSV.

FAQ

Questions from accountants

Is the Accountant Portal free?
Yes. The Accountant Portal, in the browser and as a Mac and Windows app, is free for accountants. Your clients obtain their attestation with themobile app and share it with you using a code.
Which version of the app should I choose?
On a Mac, choose Apple Silicon for M1 and newer Macs, Intel for older Macs (macOS 12 or later in both cases; Apple menu → About This Mac to check). On 64-bit Windows 10 or 11, take the Windows version, currently in beta and unsigned: if SmartScreen appears, click “More info” then “Run anyway”.
Can I import my client list?
Yes, from a CSV or Excel file exported from any accounting software: the Accountant Portal recognizes the name, NEQ, email and phone columns. Sync with QuickBooks Online (Intuit) is coming soon; it only reads the customer list and changes nothing in QuickBooks.
How do my clients share their attestation with me?
From the mobile app, the client shares their file with a code that you enter in the Accountant Portal. You can also import the attestation obtained with your professional authorization from Revenu Québec.
Are my credentials and my clients' safe?
The Accountant Portal never has access to your clients' clicSÉQUR credentials: each client signs in to Revenu Québec from their own phone. Your Accountant Portal account uses email or Google sign-in. In the app, Google sign-in opens in your usual browser, then brings you back to the app automatically.