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Add Ireland Working Days

Adds or subtracts Ireland national working days in exact 2026-2027 coverage.

When to use

You need a deterministic Ireland national public-holiday offset.

Do not use when: You need an employer-selected benefit day or non-national schedule.

move one day at a time; decrement only on Ireland status.is_working_day=true

Skip Saturday/Sunday and exact national statutory public holidays; do not add automatic substitute days.

Parameter	Type	Unit	Required	Description
`start_date`	date		yes	Gregorian start date in 2026-2027.
`working_days`	integer		yes	Signed offset; start date excluded for non-zero offsets. Range: ≥ -1000, ≤ 1000

Output	Type	Description
`start_date`	date	Input date.
`result_date`	date	Date reached.
`working_days_added`	integer	Signed requested offset.
`calendar_days_elapsed`	integer	Signed Gregorian difference.
`public_holidays_skipped`	list	Exact national holidays crossed.
`territory`	string	IE (Ireland).
`territory_name`	string	Ireland.
`holiday_names`	string_list	National statutory public holidays applying on the date.
`calendar_scope`	string	National statutory public holidays over a Monday-Friday baseline.
`good_friday_policy`	string	Good Friday is not a public holiday.
`weekend_holiday_policy`	string	No automatic next-working-day closure is inferred.
`calendar_profile`	string	ireland-public-holidays.
`dataset_version`	string	Pinned Ireland WRC package.
`sources`	list	Official Irish government regulator and legislation sources.

Across St Brigid's Day: {"start_date":"2027-01-29","working_days":1} → {"result_date":"2027-02-02"}

GET https://tttkmbb.com/api/v1/calculate/ireland-add-working-days?start_date=2027-01-29&working_days=1

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

No automatic next-working-day closure is inferred; the WRC describes employer benefit options instead.