Provisions built
to hold up
under scrutiny.
Financial reporting for income tax is detailed, iterative, and consequential. The workbook behind your provision needs to be as defensible as the numbers that come out of it.
A provision that reflects your actual tax position — and shows its work.
The Tax Provision & Reporting engagement covers the preparation of quarterly and annual income tax provisions for financial reporting purposes. The output includes current and deferred tax balances, effective tax rate reconciliation, and disclosure drafting — all supported by a detailed provision workbook that external auditors can follow and investors can rely on.
For corporations with public reporting obligations or those preparing for increased investor scrutiny, the provision workbook isn't just a compliance requirement — it's a representation of how well your tax position is understood internally. We build it to meet that standard.
What you can expect
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Quarterly and annual income tax provision calculations, current and deferred
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Effective tax rate reconciliation prepared and explained in terms your reporting team can use
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Income tax disclosure drafting for inclusion in financial statements
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A detailed provision workbook maintained to external audit and investor disclosure standards
The numbers are filed. The workbook behind them is less certain.
Income tax provisions are among the more technically demanding components of corporate financial reporting. The gap between a provision that satisfies basic compliance and one that stands up to external audit review is often wider than it appears from the outside.
Deferred tax balances accumulate complexity
Deferred tax assets and liabilities build up over time, and the assumptions behind them aren't always revisited when the underlying positions change. An outdated deferred tax schedule is one of the more common audit adjustment points — and one of the more manageable ones with the right workbook structure.
ETR variances that can't be explained clearly
When the effective tax rate moves in ways that require explanation — and it usually does — the reconciliation needs to be both accurate and readable. Auditors and investors read ETR disclosures carefully. Vague explanations create more questions than they resolve.
Disclosure drafting that's harder than it looks
Income tax note disclosure requirements are detailed and specific. Getting the wording right — complete, accurate, and consistent with the numbers in the provision — is a technical task that benefits from the same attention as the provision itself, not less.
"The provision workbook is where auditors start. If the workbook is organized and the positions are documented, the audit moves forward. If it isn't, the audit expands — into areas you'd rather not have it expand into."
— Taxonyx Advisory
Built for audit from the start, not retrofitted after
The provision workbook we maintain is designed to support the full financial reporting cycle — quarterly estimates through annual close — without requiring reconstruction at each reporting date.
Both sides of the provision, properly supported
Current tax liability calculations and deferred tax asset and liability movements are prepared together in a single workbook — with the temporary differences documented, the rate assumptions explained, and the valuation allowance analysis included where applicable. Each quarter feeds into the annual close without requiring a complete rebuild.
Rate variances explained, not just listed
The effective tax rate reconciliation identifies why the rate differs from the statutory rate — discrete items, permanent differences, rate changes, and jurisdictional variations — and explains each in language suitable for financial statement disclosure. The reconciliation is a communication tool as much as a calculation.
Note disclosure that matches the numbers
Income tax disclosure drafting is included as a standard component of the engagement — not as an add-on. The draft disclosure is consistent with the provision workbook, covers the required elements, and is written to be useful to readers rather than merely compliant in form.
A living document, not a year-end reconstruction
We maintain the provision workbook across the reporting year — updating it at each quarterly close, carrying forward the deferred tax schedules, and flagging changes in positions or rates that require disclosure. The annual close becomes a final review rather than a full rebuild under deadline pressure.
A reporting cycle that stays organized quarter to quarter.
The engagement is structured around your reporting calendar. We begin with an intake review of your existing provision workbook and current deferred tax positions, then establish the workbook structure for the year ahead. From there, work proceeds at each quarterly close.
For corporations with an existing provision process, the transition is straightforward — we work from what's already in place, identify where the workbook needs to be strengthened, and carry it forward. For corporations building a provision process for the first time, we build the workbook structure from the ground up.
The annual engagement covers four quarterly estimates and the year-end close, with disclosure drafting delivered at each reporting date. The workbook is available to your audit team directly — there's no separate data-sharing step required.
Intake and workbook setup
We review your existing deferred tax positions, establish the workbook structure, and prepare the first quarterly estimate. Any adjustments needed to prior-period deferred balances are identified and documented at this stage.
Mid-year update
The workbook is updated with second-quarter activity. ETR movements are reviewed for any discrete items requiring separate treatment and the deferred tax schedules are updated to reflect changes in the underlying temporary differences.
Third-quarter provision
Third-quarter estimate prepared with year-to-date reconciliation. We flag any items likely to affect the annual close — rate changes, significant discrete items, or deferred tax positions that may require valuation allowance consideration at year-end.
Annual close and disclosure
Year-end provision finalized with complete ETR reconciliation and income tax note disclosure drafted for financial statement inclusion. The workbook is in final form for external audit access at this point, with all positions documented and supported.
One annual fee covering the full reporting cycle.
The Tax Provision & Reporting engagement is priced as a flat annual fee. It covers all four quarterly provisions, the year-end close, ETR reconciliation, and income tax disclosure drafting — without separate invoicing at each reporting date.
The workbook maintenance across the year is included in the fee. There's no additional charge for quarterly updates, and no separate billing for audit support related to the provision workbook we prepare.
Annual engagement fee
$4,500 USD
Flat annual fee. Invoiced at engagement commencement.
What's included
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Four quarterly income tax provision calculations (current and deferred)
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Annual provision and year-end close with full deferred tax schedule
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Effective tax rate reconciliation at each reporting date
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Income tax note disclosure drafting for financial statement inclusion
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Detailed provision workbook maintained and updated throughout the year
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External audit support for provision-related inquiries, included in the annual fee
What makes a provision workbook defensible
The difference between a workbook that moves through audit without issue and one that generates repeated inquiries is usually found in its structure, documentation, and consistency.
Organized so auditors can follow it
The workbook layout is consistent from quarter to quarter and year to year. Each schedule traces to the financial statements. Each position is labeled with the underlying transaction or adjustment it relates to. There's nothing for an auditor to reconstruct.
Positions explained inside the workbook
Rate assumptions, valuation allowance conclusions, and uncertain tax position determinations are documented within the workbook — not kept separately where they might be missed. The support for each position is where the auditor expects to find it.
Quarterly closes that carry forward cleanly
Each quarterly close feeds into the next without requiring manual reconstruction. Deferred balances carry forward, rate changes are applied consistently, and the annual close reflects the full year's activity without requiring a separate reconciliation from scratch.
A workbook that earns its place in your reporting process.
The provision workbook we deliver is built to be used — by your finance team, by your auditors, and by anyone who needs to understand your income tax position from the financial statements. It isn't a black box, and it isn't a summary of conclusions without the supporting detail behind them.
If an auditor raises a question about a position in the workbook, we address it directly as part of the engagement. Audit support for provision-related inquiries is included in the annual fee.
If you'd like to review what a transition to this engagement would look like for your current reporting process, reach out. We're straightforward about what it involves and what it changes.
Audit support included
Provision-related audit inquiries are handled as part of the engagement fee. There's no additional charge for responding to auditor questions about the workbook we prepared.
Disclosure drafts reviewed before submission
Income tax disclosure drafts are reviewed against the provision workbook before delivery — consistency between the two is a standard check, not an afterthought.
Transition supported from day one
If you're moving from an existing provision process, we work with what's already in place and make the adjustment clear — no disruptive transition, no rebuilding from scratch what doesn't need rebuilding.
Starting at any point in the reporting year is straightforward.
We can begin the engagement at any point in the reporting calendar — whether you're starting a new year or coming in mid-cycle. The workbook setup accounts for where you are when we begin.
Share your reporting context
Reach out via the contact form or at [email protected]. Tell us your reporting obligations, whether you have an existing provision workbook, and where you are in the current reporting year.
We outline the engagement
We respond within two business days with a clear description of how the engagement would work for your reporting cycle — what we'd need from you, what the first deliverable would look like, and when work would begin.
We build the workbook
Once the engagement is confirmed, we conduct the intake review of your current deferred tax positions and establish the workbook structure. The first quarterly provision follows from there on your reporting schedule.
Ready to bring structure to your provision process?
Tell us about your reporting obligations and where your current provision process stands. We'll come back with how the Tax Provision & Reporting engagement fits your situation.
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