Tax and finance professionals don’t mistrust their instruments. However, there will be issues with what occurs between them. A quantity strikes out of your ERP right into a provision calculation, via your statutory monetary statements, and right into a filed tax return, and by the point an auditor asks the place that quantity got here from, 5 completely different methods have every had a flip with it. Each a kind of handoffs is a spot the place accuracy can quietly slip.

That is the story of that knowledge journey: what occurs at every cease, the place it tends to interrupt down in the present day, and what a linked course of might seem like as a substitute.

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What’s company tax knowledge accuracy?

The information backs up what tax groups already really feel

Handoff 1: ERP to ONESOURCE Tax Provision

Handoff 2: ONESOURCE Tax Provision to ONESOURCE Statutory Reporting

Handoff 3: ONESOURCE Statutory Reporting to ONESOURCE Revenue Tax

Handoff 4: ONESOURCE Revenue Tax to the true-up

The true-up: Constructing the reconciliation bridge

Audit course of: The place each assumption will get examined

How to make sure company tax knowledge accuracy throughout your methods

See the place your individual journey breaks down

What’s company tax knowledge accuracy?

Company tax knowledge accuracy is how right, full, and constant your tax-relevant knowledge stays because it strikes via the tax and finance lifecycle, out of your ERP into tax provision, via your statutory monetary statements, and into the tax return, all the time with an eye fixed on the audit. Accuracy tends to degrade at every handoff the place knowledge will get exported, reformatted, or re-entered by hand, and people small errors compound as the information retains shifting.

Attending to that sort of accuracy begins nicely earlier than any of these handoffs occur. It will depend on how the underlying knowledge is managed within the first place, with constant buildings, clear possession, and validated inputs, since these are the inspiration every thing downstream will depend on. With out that basis, even a well-designed handoff is passing alongside an issue it inherited relatively than fixing one.

The information backs up what tax groups already really feel

In response to the 2026 Company Tax Division Expertise Report from Thomson Reuters Institute, 56% of tax professionals say they’re dissatisfied with their present tax expertise stack, and 55% of tax departments are nonetheless caught within the reactive stage of expertise maturity. And in keeping with the 2025 State of the Company Tax Division report from Thomson Reuters Institute, 44% of organizations incurred a tax penalty up to now 12 months. None of that could be a coincidence. It’s what occurs when knowledge strikes via disconnected methods and accuracy will depend on somebody catching each error by hand.

Right here’s what that journey seems like in the present day, and the place a linked course of modifications the result.

Handoff 1: ERP to ONESOURCE Tax Provision

Each tax provision calculation begins as uncooked knowledge pulled from the ERP. In lots of organizations, meaning exporting a trial stability, formatting it by hand, and re-entering it into the supply system. Every handbook contact is an opportunity for a quantity to shift, a mapping to interrupt, or a interval to fall out of sync.

The 2026 Company Tax Division Expertise Report discovered that 95% of tax groups say automation has helped enhance accuracy and scale back errors. Related Compliance closes that hole on the supply. Knowledge strikes from the ERP into ONESOURCE Tax Provision with no handbook export, so the quantity a tax analyst begins with is similar quantity that got here out of the ERP, not a replica of it.

Handoff 2: ONESOURCE Tax Provision to ONESOURCE Statutory Reporting

Provision and statutory reporting ought to keep aligned. In apply, they usually don’t, as a result of the tax provision numbers used for monetary reporting usually sit individually from the statutory accounts that disclose them. Groups find yourself reconciling provision outputs into native monetary statements earlier than they’ll transfer ahead with confidence.

The 2026 Company Tax Division Expertise Report discovered that 56% of tax professionals are dissatisfied with their present tax expertise stack. A linked course of provides statutory reporting entry to the identical entity, foreign money, and chart of accounts knowledge already used upstream, so the supply arrives aligned as a substitute of needing to be reconciled into the accounts after the actual fact.

Handoff 3: ONESOURCE Statutory Reporting to ONESOURCE Revenue Tax

As soon as the statutory accounts are ready, the identical monetary and tax knowledge must assist the revenue or company tax return. Native returns could require completely different codecs, classifications, or changes, and each handbook translation from statutory reporting into the return creates one other alternative for mismatch.

The 2026 Company Tax Division Expertise Report discovered that 55% of tax departments are nonetheless caught within the reactive stage of expertise maturity. When statutory reporting and revenue tax draw from the identical underlying knowledge, the return begins from numbers the staff has already reviewed, not a separate model that must be rebuilt.

Handoff 4: ONESOURCE Revenue Tax to the true-up

Provision and the ultimate return ought to inform the identical story, however timing variations, native changes, and return-specific calculations usually imply the numbers diverge. The true-up is the place groups have to clarify these variations clearly, show what modified, and present that the ultimate company tax place nonetheless ties again to the supply.

The 2025 State of the Company Tax Division report discovered that 58% of tax departments describe themselves as under-resourced. That issues most when groups are reconciling revenue tax in opposition to the unique provision, as a result of each unexplained adjustment can undermine confidence within the ultimate place. A linked course of retains the supply, statutory accounts, and return shut sufficient collectively that the true-up turns into an evidence, not a reconstruction train.

The true-up: Constructing the reconciliation bridge

At any level on this course of, an auditor can ask how a quantity was calculated. A fragmented course of means digging again via months of disconnected recordsdata simply to reconstruct the reply, as a substitute of merely exhibiting the work.

The 2025 State of the Company Tax Division report discovered that 44% of organizations incurred a tax penalty up to now 12 months, and 12% of these penalties topped $1 million. That’s the actual value of a damaged paper path.

Audit course of: The place each assumption will get examined

That is the place each earlier handoff both holds up or falls aside. If the information has moved cleanly from the ERP via provision, statutory reporting, the return, and the true-up, exhibiting the work turns into simple. If it hasn’t, it turns into a scramble to rebuild it.

Related Compliance replaces that scramble with one linked stream and one supply of fact: no extra re-keying the identical numbers into 5 completely different methods, one audit path from supply knowledge to ultimate submitting, and real-time visibility from provision via statutory reporting, the return, and the true-up.

How to make sure company tax knowledge accuracy throughout your methods

Related Compliance strikes tax and finance departments from disconnected capabilities to linked perception, from hidden threat to strategic worth, and from missed alternatives to actual aggressive benefit. In apply, meaning much less time spent proving a quantity is correct and extra time spent appearing on what it tells you.

The main points that used to take a assist ticket or every week of digging get simpler to succeed in. Drilling into the element behind a quantity takes fewer steps. Reconciliation experiences are constructed to examine themselves in opposition to supply knowledge, not simply to be checked yet one more time by hand. And connections to ERPs like SAP imply knowledge can transfer with no handbook export on the level the place the method normally breaks first.

That very same linked knowledge modifications what shut season seems like too. When the supply now not will depend on inputs that need to be manually reconciled first, groups spend much less time looking down discrepancies throughout shut and extra time reviewing the numbers that truly matter.

In response to the 2026 Company Tax Division Expertise Report, 67% of tax professionals say expertise funding has already helped shift their division towards extra strategic, proactive work. That shift begins with tackling the actual value of disconnected company tax methods earlier than it compounds into one thing greater. Related Compliance is how the remainder of the staff will get there.

See the place your individual journey breaks down

Each tax division’s knowledge journey has not less than one handoff the place issues get tougher than they need to, and for lots of groups that journey nonetheless seems like a tortured journey of knowledge shifting from disparate methods all the best way to a ultimate submitting. See how the ONESOURCE Direct Tax Suite connects the dots between your ERP, ONESOURCE Tax Provision, ONESOURCE Statutory Reporting, and ONESOURCE Revenue Tax, and what a linked course of might seem like on your staff.

Discover Related Compliance See how ONESOURCE tax knowledge administration options join your knowledge from supply system to ultimate submitting.