get_public_holidays
FREE. Official public-holiday calendar for a supported country, including gazetted movable holidays, with the official government source cited. Some countries also carry sub-national calendars (e.g. the German Laender): the subdivisions field lists them, and passing subdivision (ISO 3166-2, e.g. ...
This record as markdown: /tools/dev-asiaref-reference-data/get-public-holidays.md
What get_public_holidays does on Reference Data
AI agents call get_public_holidays to retrieve information from Reference Data 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 |
|---|---|---|---|
country | string | Yes | ISO country code |
subdivision | string | — | Optional ISO 3166-2 region code (e.g. 'DE-BY'). Returns national + that region's statutory holidays, each tagged national/regional. Omit for the national calend |
Parameters from the server's own tool schema.
Why get_public_holidays is rated Low
Even though get_public_holidays only reads data, uncontrolled read access leaks sensitive information and racks up API costs: an agent caught in a retry loop can make thousands of calls a minute without anyone noticing.
Attacks that exploit this kind of access
The rule that runs get_public_holidays safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Reference Data, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_public_holidays, this is the rule to start with:
get_public_holidays 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 Reference Data, apply this rule, and every get_public_holidays call is checked against it from then on.
Questions about get_public_holidays
FREE. Official public-holiday calendar for a supported country, including gazetted movable holidays, with the official government source cited. Some countries also carry sub-national calendars (e.g. the German Laender): the subdivisions field lists them, and passing subdivision (ISO 3166-2, e.g. 'DE-BY') returns the national calendar merged with that region's statutory days. It is categorised as a Read tool in the Reference Data MCP Server, which means it retrieves data without modifying state.
get_public_holidays accepts 2 parameters: country, subdivision. Required: country. The full parameter table on this page comes from the server's own tool schema.
Register the Reference Data MCP server in PolicyLayer and add a rule for get_public_holidays: 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 Reference Data. Nothing to install.
get_public_holidays 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 get_public_holidays 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 get_public_holidays. 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.
get_public_holidays is provided by the Reference Data MCP server (https://asiaref.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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