Service status ·A8 Core™ · The Operating System for Financial Accounts ·The account operating system · API-first
Products · Tax data & reporting

Tax data & reporting. The records behind the forms.

Tax reporting fails upstream: missing certifications, unclassified income, entities modeled as strings. A8 Core™ keeps tax-grade records as activity happens — so forms, files, and withholding are outputs of the ledger, not a January scramble.

FoundationFiling certification is provider dependent

Form coverage

Data models and workflows per form family. Filing capability is labeled: A8 Core™ produces the data and files; transmission and filing certification run through the institution’s configured providers.

1099-R

Retirement distributions with codes, taxable amounts, and withholding.

5498

Contributions, rollovers, conversions, and FMV — including hard-to-value categories.

1099-INT

Interest income including omnibus-cash program crediting.

W-8 & W-9

Certification intake, validation, expiry tracking, and re-solicitation.

1042-S data

Nonresident withholding data captured where accounts require it.

K-1 & K-3 ingestion

Pass-through documents ingested and indexed to accounts and owners.

The tax entity graph

Correct reporting requires knowing who is taxed on what.

Tax entity graph

Owners, entities, trusts, and beneficiaries connected as a graph, not columns.

Tiering & allocation

Income allocated through tiers — fund to feeder to account to owner.

Character preserved

Interest, dividends, and gains keep their character through every tier.

From data to filing

Each step is a product surface, not a spreadsheet.

Ledger activityTax classificationCertificationsWithholdingFormsFiles & filingsDeliveryCorrections

The suite

Deeper pages for each stage.

Availability. Account types, workflows, and filing capabilities described on this page depend on the operating institution’s legal authority, configuration, contracts, integrations, and policies, and are subject to institution, jurisdiction, product, and legal review. Module maturity is summarized on the product status page.

Build on the account operating system.

See how this module fits your institution’s account, custody, and operations model.

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