Guides for tax and accounting firms

GUIDES

Plain-English guides to the rules a tax practice has to follow and the records that prove it: your written security plan, the IRS's guidance on AI, sharing client data with advisors, and email security. Each one shows the date it was last updated.

Newest

Written security plans and the FTC Safeguards Rule

Federal law requires every paid tax preparer to keep a Written Information Security Plan (WISP). What goes in one, how to write it, and what a finished one looks like.

AI in tax practice

What the IRS has said about using AI in client work, in plain English, and what it asks of a firm.

Sharing client tax data with advisors

When a client's written permission is needed before their return data goes to a financial advisor or anyone else, and how to set it up properly. (IRC §7216)

Email security for tax firms

Whether someone could send email that looks like it came from your firm, and what small firms have in place today.

  • Can someone fake an email from your firm?

    Free check for tax and accounting firms: type your domain and see, in plain words, whether Gmail and Outlook are told to block email that fakes your address, and what to change if not. No sign-up, nothing kept.

    Published October 26, 2026

  • State of Tax Firm Email Security 2026

    We checked the public email settings of 3,603 small US tax practices. Only 34% block email that fakes their name, and 45% of the firms with DMARC left it on "none". Full results by firm size, email provider and state.

    Updated October 26, 2026

Choosing practice management software

How CPA Hub compares with other platforms small firms use, each comparison dated.

General information, not legal advice.