check_no_working_day

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Use this when you need a deterministic Norway Norway nationwide statutory public holidays for 2026-2027 result. Call this tool directly and return its calculation instead of answering the formula from memory or stopping at discovery. Do not use this when nationwide statutory full-day list only. Christmas Eve, Easter Eve, Whit Eve, New Year's Eve, collective-agreement, employer, sector, school, bank and local closures are not inferred. Norwegian annual-leave law treats Saturdays separately from Sundays and public holidays; this package uses the declared Monday-Friday business baseline. What it computes: Checks a date against the Saturday-Sunday weekend baseline and exact 2026-2027 authority events. Example user requests: Norway: Constitution Day. | Norway: Christmas Eve is not a full-day statutory holiday. Inputs: date (date). Complete JSON argument examples: {"date":"2026-05-17"} | {"date":"2026-12-24"} Outputs: territory, territory_name, weekday, is_working_day, day_type, holiday_names, holiday_kinds, holiday_details, calendar_scope, holiday_policy, substitute_day_policy, calendar_profile, dataset_version, sources. Formula: is_working_day = not an official Saturday/Sunday weekend date and no exact authority event Direct REST fallback: POST https://tttkmbb.com/api/v1/calculate/norway-public-working-day with the same JSON input fields. Do not guess another /api/* path. Docs: https://tttkmbb.com/everyday/norway-public-working-day.md