Arc & Ledger Tax Tools

Name: Arc & Ledger Tax Tools
Author: Bgenc48

MCP serverMCP

Enrolled Agent tax tools: IRS notices, FBAR, LLC vs S-Corp, quarterly estimates & more.

Listed on its own since 2026-09-25. Until then it was part of arc-ledger-tax-reference, where its earlier checks remain.

by Bgenc48repository ↗v1.0.0

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30-day availability54/54 checks ok

when	check	result	http	latency	detail
2 h ago	mcp initialize	ok	200	11 ms	server arc-ledger-mcp 0.17.11 · protocol 2025-06-18 · 21 tools
9 h ago	mcp initialize	ok	200	17 ms	server arc-ledger-mcp 0.17.11 · protocol 2025-06-18 · 21 tools
15 h ago	mcp initialize	ok	200	188 ms	server arc-ledger-mcp 0.17.11 · protocol 2025-06-18 · 21 tools
22 h ago	mcp initialize	ok	200	9 ms	server arc-ledger-mcp 0.17.11 · protocol 2025-06-18 · 21 tools
29 h ago	mcp initialize	ok	200	12 ms	server arc-ledger-mcp 0.17.11 · protocol 2025-06-18 · 21 tools
35 h ago	mcp initialize	ok	200	256 ms	server arc-ledger-mcp 0.17.11 · protocol 2025-06-18 · 21 tools
2 d ago	mcp initialize	ok	200	35 ms	server arc-ledger-mcp 0.17.11 · protocol 2025-06-18 · 21 tools
2 d ago	mcp initialize	ok	200	14 ms	server arc-ledger-mcp 0.17.11 · protocol 2025-06-18 · 21 tools
2 d ago	mcp initialize	ok	200	15 ms	server arc-ledger-mcp 0.17.11 · protocol 2025-06-18 · 21 tools
2 d ago	mcp initialize	ok	200	22 ms	server arc-ledger-mcp 0.17.11 · protocol 2025-06-18 · 21 tools

Tools observed via MCP handshake

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 th
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
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 ma
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)
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 re
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 r
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
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 a
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 muc
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 s
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 pena
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
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
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 wha
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 exp
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
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
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 gove
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, transacti
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 publ
book_consultation — Use this when a user wants to talk to, hire, or get a consultation or written tax-notice review with Arc & Ledger. Returns the correct first-party action link (

Arc & Ledger Tax Tools

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