Instead for S Corporations (1120-S): AI Tax Agent

S CORPORATIONS · 1120-S

The complete S corporation tax agent

From source documents to signed return, Instead prepares workpapers, populates returns, resolves diagnostics, and files 1120-S returns, K-1s, and all supporting schedules.

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Instead S corporation tax agent interface

THE S CORPORATION RETURN

One agent
Every step of the 1120‑S

Tax plans, workpapers, return population, K-1 generation, review, and filing. Instead handles every step of S corporation tax preparation so your team focuses on advisory.

Reasonable compensation analysis
Shareholder basis calculations
AAA and OAA tracking
K-1 generation for every shareholder

CAPABILITIES

Everything you do with an S corporation, automated

Plan · Prepare · Review · File · Resolve

Tax workpapers

Upload trial balances, financials, and prior returns. Complete S corporation workpapers built automatically.

Tax return preparation

The agent populates every line of the 1120-S from workpapers. K-1 generation, shareholder basis calculations, and AAA tracking included.

Tax return review

Run compliance reviews against source docs, workpapers, and current tax law. Flags issues before you see them.

Tax plans and memos

Build S corporation tax plans with reasonable compensation analysis, distribution strategies, and client-ready deliverables.

Tax estimates

Quarterly estimated tax calculations for shareholders, federal and state. Safe harbor analysis and flow-through impact included.

Tax resolution

Late filing penalties, S election issues, and IRS correspondence. The agent builds the response.

Strategy implementation

From intake through analysis to final deliverable. S corporation strategies with projected impact on shareholders and entity.

Custom workflows

Your firm's S corporation process, codified. Describe your workflow and the agent builds it for every client.

WORKFLOWS

Every document organized automatically

Upload financials, prior returns, and source docs. The agent classifies, renames, and organizes everything by tax year and shareholder.

Auto-classification

Agent organizes S corporation docs, shareholder records, and prior year returns.

Version history

Full audit trail on every document. Revert any change at any time.

Cloud integrations

Google Drive, OneDrive, and Box. Connect your existing document store.

READY TO RUN

Workflows built for S corporation returns

From workpapers to filing, every step of S corporation preparation has a dedicated workflow. Click run and the agent handles the rest.

Build a 1120-S tax workpaper (TY25)
Prepare and review a 1120-S return (TY25)
Review a 1120-S tax return (TY25)
Build an S corporation tax plan (TY26)
Build shareholder tax estimates (TY26)
Implement a tax strategy
Reasonable compensation analysis

THE GRID

One person
Thousands of 1120‑S returns

Select S corporation clients. Run return preparation across all of them simultaneously. The grid handles every shareholder, every K-1, every basis calculation in parallel.

Team scaling 1120-S tax compliance across multiple S corporation clients

RESEARCH

Ask any S corporation question, get cited answers

Shareholder took distributions exceeding basis. What’s the tax treatment? Client wants to revoke the S election mid-year. What are the consequences? The agent finds the answer in seconds, cited from IRC sections, Treasury Regulations, and IRS Audit Technique Guides.

Try tax research

SECURITY

Control who sees what

User permissions

Owner and Member roles. Control who accesses which clients.

Document permissions

Visibility at the document and folder level. Sensitive returns stay restricted.

SOC 2 Type II

Annual security audit. IRS-authorized e-file. 256-bit encryption.

FILING

E-file and print — federal and state

S Corporation (1120-S), including K-1s and all supporting schedules. Government-approved e-file to IRS + 48 state jurisdictions. Print-ready for all 50.

1120-S, Schedule K, K-1, D, L, M-1, M-2, M-3, 4562, 4797, 8825, and more

AT SCALE