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Poland Working Day

Checks a date against the Saturday-Sunday weekend baseline and exact 2026-2027 authority events.

When to use

You need a deterministic Poland Poland nationwide statutory public holidays for 2026-2027 result.

Do not use when: Nationwide statutory holiday list only. Saturday substitute dates, individual work schedules, employer, sector, school, bank and local schedules are not inferred.

Example user requests

Poland: Christmas Eve.
Poland: Ordinary weekday.

Formula

is_working_day = not an official Saturday/Sunday weekend date and no exact authority event

Apply the pinned authority event table over the declared weekday baseline; do not infer uncovered employer or regional schedules.

Inputs

Parameter	Type	Unit	Required	Description
`date`	date		yes	Gregorian date in Poland coverage.

Outputs

Output	Type	Description
`territory`	string	PL (Poland).
`territory_name`	string	Poland
`weekday`	string	Gregorian weekday.
`is_working_day`	boolean	Monday-Friday with no event in this pinned authority scope.
`day_type`	string	Deterministic classification: official_weekend, regular_workday, or the first published authority event kind.
`holiday_names`	string_list	Events applying on the date.
`holiday_kinds`	string_list	Authority event classifications.
`holiday_details`	list	Structured event details, including partial-day notes where published.
`calendar_scope`	string	Poland nationwide statutory public holidays for 2026-2027
`holiday_policy`	string	Poland's statutory named holidays and Sundays are included; regional, employer, school, bank and sector schedules are not inferred.
`substitute_day_policy`	string	When a statutory holiday falls on Saturday for a five-day-week employee, an additional day off may be due within the settlement period; the employer and work schedule determine the date, so no substitute date is inferred.
`calendar_profile`	string	poland-public-holidays
`dataset_version`	string	pl-statutory-public-holidays-2026-2027.1
`sources`	list	Authority and legislation sources.

Example

Christmas Eve: {"date":"2026-12-24"} → {"is_working_day":false,"day_type":"public_holiday"}

Ordinary weekday: {"date":"2026-10-27"} → {"is_working_day":true,"day_type":"regular_workday"}

GET https://tttkmbb.com/api/v1/calculate/poland-public-working-day?date=2026-12-24

Machine access

API: GET https://tttkmbb.com/api/v1/calculate/poland-public-working-day (query parameters) or POST with a JSON body {"inputs": {...}}
Schema: https://tttkmbb.com/api/v1/calculators/poland-public-working-day · Markdown: https://tttkmbb.com/everyday/poland-public-working-day.md · JSON definition: https://tttkmbb.com/everyday/poland-public-working-day.json
MCP: server https://tttkmbb.com/mcp, tool run_calculator with calculator_id="poland-public-working-day"
OpenAPI operationId: check_pl_working_day
Freshness: static. Authentication: none. Rate limit: fair use (see rate limits).

Sources

Polish ELI – consolidated Act on statutory days off (government_legal_text)
Polish ELI – amendment adding Christmas Eve (government_legal_text)
Polish Labour Inspectorate – Saturday holiday compensation (government_labour_guidance)
gov.pl – 2026 statutory day-off schedule (government_calendar_reference)
gov.pl – Christmas Eve statutory holiday (government_announcement)

FAQ

Is a Saturday substitute date returned?

No. Polish labour guidance makes the additional day off dependent on the employee's five-day schedule, employer and settlement period; this package preserves the statutory holiday and does not invent a substitute date.

Related calculators

Add Poland Working Days — Offset through the same authority package.