check_ico_insolvency
Check whether a Czech company (by IČO) has any active insolvency proceeding in ISIR. Returns spisová značka, start date, and current phase if found. Returns "no record" if not (which is also informative).
This record as markdown: /tools/dev-cz-agents-dd/check-ico-insolvency.md
What check_ico_insolvency does on Isir
AI agents call check_ico_insolvency to retrieve information from Isir without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
ico | string | Yes | Czech IČO — 7 or 8 digits. |
Parameters from the server's own tool schema.
Why check_ico_insolvency is rated Low
This is a pure data retrieval operation against a Czech insolvency registry (ISIR). It queries immutable public records and returns informative results without side effects. The tool has negligible blast radius—worst case an AI agent could learn false information about a company's insolvency status, but cannot modify records, execute code, or cause financial harm. Classified as Read with low severity.
From the tool's definition Tool description states it 'Check[s] whether a Czech company...has any active insolvency proceeding' and 'Returns' specific data fields or 'no record'.
Attacks that exploit this kind of access
The rule that runs check_ico_insolvency safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Isir, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For check_ico_insolvency, this is the rule to start with:
check_ico_insolvency is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Isir, apply this rule, and every check_ico_insolvency call is checked against it from then on.
Questions about check_ico_insolvency
Check whether a Czech company (by IČO) has any active insolvency proceeding in ISIR. Returns spisová značka, start date, and current phase if found. Returns "no record" if not (which is also informative). It is categorised as a Read tool in the Isir MCP Server, which means it retrieves data without modifying state.
check_ico_insolvency accepts 1 parameter: ico. Required: ico. The full parameter table on this page comes from the server's own tool schema.
Register the Isir MCP server in PolicyLayer and add a rule for check_ico_insolvency: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Isir. Nothing to install.
check_ico_insolvency is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the check_ico_insolvency rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for check_ico_insolvency. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
check_ico_insolvency is provided by the Isir MCP server (https://isir.cz-agents.dev/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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