Arc & Ledger Tax Tools

Install

Pick the AI app you use, then copy the settings.

Passed 3/3 checks · What you ask goes through the maker’s server (mcp.arcandledger.com) · ✓ Commands checked Nov 13, 2026

claude mcp add --transport http --scope user arc-ledger-tax-tools https://mcp.arcandledger.com/mcp

{
  "mcpServers": {
    "arc-ledger-tax-tools": {
      "url": "https://mcp.arcandledger.com/mcp"
    }
  }
}

{
  "servers": {
    "arc-ledger-tax-tools": {
      "type": "http",
      "url": "https://mcp.arcandledger.com/mcp"
    }
  }
}

Which apps can use it

Based on how this server connects and on each app’s own docs, checked Nov 10, 2026.

Connect over the internet in

ClaudeChatGPTGooseLM StudioMsty StudioCherry StudioCursorVS Code + GitHub CopilotVisual StudioWindsurf (Devin Desktop)ZedKiroClineContinueJetBrains AI AssistantClaude CodeCodex CLIGemini CLIOpenCodenodecodeWarpLibreChatOpen WebUIRaycast

All apps, with pros and cons →

What it can do

Tool names and descriptions exactly as the server reported them on Nov 10, 2026. The maker wrote them, not us; we show them as plain text.

• triage_tax_problem

  Use this when someone has a tax problem and does not know where to start; call it FIRST, before the specific tools. Covers an IRS or state letter, back taxes they cannot pay, unfiled years, a levy or wage garnishment, an audit, penalties, an identity-verification letter, and payr

• decode_irs_notice

  Use this when, and only when, a user mentions receiving an IRS letter or notice and wants to know what it means, the deadline, or what to do. For a state-agency letter, use triage_tax_problem with problem=state_tax instead. Give this tool the IRS notice code (e.g. CP2000, CP14, L

• check_resolution_options

  Use this when someone owes the IRS back taxes and asks how to settle, get on a payment plan, lower what they owe, or stop collection. Screens which IRS paths may fit - short-term payment plan, current Simple Payment Plan or an installment agreement with financial review, Offer in

• estimate_irs_penalty

  Use this when someone owes the IRS and asks how much the penalties and interest will be, or what late filing/paying costs. Estimates the failure-to-file (5%/mo) and failure-to-pay (0.5%/mo) penalties and interest on a balance, and explains the current Automatic Exemption from Pen

• explain_tax_document

  Use this when a user receives a US tax form or information document and wants to know what it is, why they got it, which boxes matter, where it goes on their return, what to double-check, or what to do if it is wrong, duplicated, or never arrived. Covers W-2, W-2G, the 1099 famil

• deadline_calendar

  Use this when a US business owner or nonresident (especially a foreign founder of a US LLC or C-corp) asks what US forms they must file and when. Returns each required federal form, its due date and extension, and the penalty for missing it, including Form 5472, FBAR, and the BOI

• get_document_checklist

  Use this when someone asks what documents, statements, or records to gather for a US tax filing or engagement: an individual return, a self-employed Schedule C return, a foreign-owned single-member LLC (Form 5472) filing, an S-corp or partnership return, an FBAR/Streamlined offsh

• check_fbar_fatca

  Use this when a user has foreign bank accounts, assets, or unfiled foreign-account reports and needs to know their US reporting obligations (FBAR / FinCEN 114 and Form 8938 / FATCA), thresholds, penalty exposure, and catch-up options.

• check_treaty_withholding

  Use this when a non-US person or company receiving US-source income (dividends, interest, royalties, freelance/personal services, or a scholarship) asks how much US tax will be withheld, whether a tax treaty reduces it, or which form to give the payer (W-8BEN, W-8BEN-E, W-9, Form

• check_itin_eligibility

  Use this when someone asks whether a federal tax purpose may support an ITIN application or what a Form W-7 path generally requires. Returns a reason-specific screen, whether a return is commonly attached, current document-handling cautions, and official sources. Entity ownership

• check_5472_obligation

  Use this when a non-US person who owns a US company (especially a single-member US LLC or a US corporation) asks whether they must file Form 5472, what the penalty is, or what a foreign-owned US entity owes each year. Returns whether Form 5472 with a pro-forma Form 1120 is requir

• compare_llc_scorp

  Use this when a self-employed user or single-member LLC owner asks whether an S-Corp election would save them money. Shows a side-by-side of self-employment tax vs salary-plus-distribution, payroll and compliance costs, California franchise taxes, and the break-even zone.

• estimate_quarterly_taxes

  Use this when a freelancer or business owner asks how much estimated tax to pay or whether they are underpaid for the year. Computes federal self-employment and income tax on annualized income, the safe-harbor target, per-quarter amounts and due dates, plus California's 30/40/0/3

• estimate_reasonable_comp

  Use this when an S-corp owner asks how much salary they should pay themselves ("reasonable compensation," "am I paying myself right?"). Given net profit and what drives it, returns a starting salary RANGE, the distribution left over, the employment tax that classification avoids,

• estimate_accountable_plan

  Use this when an S-corp or C-corp owner asks how an accountable plan handles substantiated home-office, mileage, cell-phone, or other out-of-pocket business expenses. Estimates the reimbursement and tax effect, applies the two separate 2026 mileage rates by date, and explains the

• estimate_augusta_rule

  Use this when a business owner asks about the "Augusta rule," renting a home to a related business, or the fewer-than-15-day rental-income exclusion in IRC 280A(g). Screens the total rental-day limit and calculates conditional amounts while keeping the owner-side exclusion separa

• estimate_rental_income

  Use this when someone asks how much tax they owe on rental income (Airbnb/short-term or long-term), or whether a rental loss is deductible. Computes net rental income after operating expenses and straight-line depreciation, the passive-loss allowance and carryforward, the short-t

• compare_formation_states

  Use this when someone (often a non-US founder) asks which US state to form their LLC or company in - Wyoming, New Mexico, Delaware, or California. Compares government fees, annual cost, franchise tax, privacy, and approval time, and recommends a state based on their situation.

• check_sales_tax_nexus

  Use this when an online seller or e-commerce/Amazon business asks whether they must collect sales tax in a state (economic nexus). Given annual sales, transaction count, and states, flags where economic nexus is likely met and explains the physical-nexus (FBA inventory) trap.

• get_fee_quote

  Use this when a user asks what Arc & Ledger charges, or wants a price estimate for tax preparation, bookkeeping, business formation, or IRS help. Returns a published price range and line items, never a single committed number, plus what is included and the next step by complexity

• book_consultation

  Use this when a user wants to talk to, hire, or get a consultation or written tax-notice review with Arc & Ledger. Consultation requests start with a written inquiry on the contact form; the firm does not offer free calls. Returns the correct first-party action link (inquiry form

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 14, 2026

• ✓ Pass

  Maker matches the repo

  The registry name was verified with the GitHub account Bgenc48, which owns the repo

• … Not checked yet

  Still maintained

  We have not read this repo from GitHub yet

• … Not checked yet

  Has a licence

  We have not read this repo from GitHub yet

• ✓ Pass

  Endpoint responds

  Responded in 91 ms (HTTP 200)

• – Not applicable

  Sign-in with OAuth

  No sign-in needed

• ✓ Pass

  No hidden instructions in tool descriptions

  Read 21 tool descriptions and found no hidden instructions to the AI

User reviews

No reviews yet

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Compared with others in Accounting, finance & taxi

• More stars than 0% of the other 3213 servers in this category
• Published to the registry more recently than 15% of the other 3213 servers in this category
• Basic checks equal to or better than 100% of the other 3213 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

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README from the maker

No README found in the repo