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New to TRH? These are the fastest paths to getting a transcript in hand.

Guide
The canonical user guide. Installation, IRS A2A auth, bulk transcripts, resolution calculators, notices, forms, updates, troubleshooting.
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Reference
60+ answers grouped by topic — licensing, installation, IRS auth, pulling transcripts, resolution analysis, privacy, troubleshooting.
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Walkthrough
Step-by-step installer walkthrough, license activation, AV first-run prompts, and verifying your activation.
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Walkthrough
Connect TRH to your e-Services account, test credentials, resolve 401/403 errors, and manage periodic re-auth.
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Walkthrough
Add a client, queue a pull, choose transcript type and years, watch the dispatch queue, and open the result.
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Reference
Supported Windows versions, RAM and disk, network, and multi-user notes.
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References

Searchable, deep-linkable references you'll come back to while working cases.

Reference
151 transaction codes with short descriptions, detailed meanings, and tax-pro implications. Sourced from IRS Document 6209. Searchable, with TC 971 Action Code sub-reference.
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Reference
Every transcript error code and status value with plain-English meanings and remediation steps. Deep-linkable for sharing with your team or support.
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Reference
Version-by-version record of what shipped, what was fixed, and what's new since your last install.
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How-to walkthroughs

Visual, step-by-step walkthroughs designed to print as a deck or convert to video. Browse all →

Walkthrough
10 steps. From download to first launch and license verification.
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Walkthrough
12 steps. UID retrieval, test connection, troubleshooting 401/403.
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Walkthrough
12 steps. Client entry → dispatch → result in your case file.
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Walkthrough
10 steps. Header, return, adjustments, transaction list, statutes, freezes.
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Walkthrough
10 steps. Form selection, years, preview, client signature, CAF tracking.
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Walkthrough
10 steps. OIC, IA, CNC, Penalty Abatement with computed comparisons and client-ready PDFs.
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Walkthrough
6 steps. Enter the notice code, get the explanation, deadline, and response plan.
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Walkthrough
6 steps. Auto-update, manual check, restart, and troubleshooting a failed update.
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Walkthrough
401, 403, 429, CAF Not Valid, Information Mismatch — cause and fix.
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Form 2848 & 8821

Deep coverage of the two authorization forms that stand between you and a client's IRS record.

Guide
Line-by-line walkthrough of the current 2848. Who can sign, common rejections, CAF sync, revocation, and special situations.
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Guide
Line-by-line walkthrough, info-only scope, prospecting / lead-gen use cases, and TDS transcript monitoring.
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Reference
Decision tree, side-by-side comparison, and the common tax-pro patterns for each form.
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Walkthrough
Tax Pro Account submission flow with screenshot placeholders — download, customize, and train staff.
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Field guides (e-books)

Long-form field guides written by tax pros for tax pros. Print-friendly and ready to share with staff. Browse all →

E-book
~6,100 words. Anatomy of each transcript type, the codes that drive resolution work, TC 971 action codes, and CSED/ASED/RSED math.
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E-book
~4,200 words. First CAF assignment, the sync window, common 2848 rejection patterns, revocation scenarios, and a PPS call checklist.
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E-book
~4,400 words. A2A plumbing, auth-chain failures, 401/403/429, CAF mismatch triage, ID-theft holds, and when to escalate to PPS.
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Guides for your clients

Plain-English, taxpayer-friendly explainers you can forward to clients. Brand them with your firm info — remove our footer line and you're done. Browse all →

White-label note: Every client guide includes a dashed-border firm-branding block at the top for your logo and contact info, and a removable footer attribution line. Save the HTML, customize, and send.
Client
Explains what transcripts are, why you're pulling them, and that the client doesn't need to do anything.
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Client
Plain-English Power of Attorney explainer. What it authorizes, what it doesn't, revocation rights.
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Client
Information-only authorization, side-by-side with 2848, and why your rep may want both.
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Client
Timeline from first notice through LT11 / Letter 1058 CDP rights, with rough timing at each step.
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Client
Card-style explainer for CP14, CP2000, CP501/503/504, LT11, 1058, 4800C, 6042C, 12C.
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Client
Plain-English walkthrough of all 10 Taxpayer Bill of Rights items with practical "how to invoke" notes.
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Client
Printable checklist plus fillable monthly income/expense worksheet for client intake.
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Client
Three OIC types, qualification reality check, timeline expectations, post-acceptance compliance.
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Client
Guaranteed, streamlined, non-streamlined, and partial-pay IAs with setup fees and default rules.
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Client
How CNC is determined from Form 433, what continues vs. stops, CSED interaction, duration, and periodic review.
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Support

Can't find an answer? Reach out.

Contact
support@taxhub-usa.com. We usually respond within one business day.
Send email
Reference
Most questions have a short answer in the FAQ. Deep-linkable — share a link to the exact Q&A.
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Reference
Got an error you don't recognize? Every error code is documented with remediation.
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