Categories › Business & Finance › Accounting & invoicing
UK company lookup, filing deadlines, late penalties and Corporation Tax maths. No account.
Remote server: your requests and data go to portal.axel.trade. Claude Code: claude mcp add --transport http a-x-e-l-filing-public-tools https://portal.axel.trade/api/mcp/public · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
ct600_filing_guide — READ THIS FIRST. How to prepare a CT600 with this server: which companies qualify, the order to gather figures in, what the words mean (micrlookup_uk_company — Look up a UK company at Companies House by company number: name, status, registered office, next accounts period, and a quick fit check.check_ct600_eligibility — Check whether a company fits this tool (micro-entity limits, single UK trade, no groups/R&D/gains/property). An overdrawn director loan is suk_company_late_filing_penalties — Late filing penalties for a UK company's accounts (Companies House) and CT600 (HMRC): what is owed if filed on a given date, and the full scestimate_uk_self_assessment — Estimate one person's UK Self Assessment for one tax year (2025-26 or 2026-27): income tax on salary, dividends, self-employment and interesuk_director_tax_year — The director's whole year in one view: the company's corporation tax AND the director's own Self Assessment, side by side. Give either filincompute_ct600 — Compute the corporation tax position from figures (stateless, nothing stored): tax due, taxable profit, marginal relief, losses, CT600 box vNot tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.