{"attribution":"databutler.dev","docs":"https://databutler.dev/api","note":"Entries newest first: from/to, effectiveFrom, the official source, and a maintainer note where recorded.","protocol":"verified-changes/0.1","schema":"https://databutler.dev/schema/changes.v0.json","publisher":{"name":"Data Butler","url":"https://databutler.dev/"},"generated":"2026-10-05","since":"2026-08-31","area":"calendar","coverageStart":"2026-08-31","areasCovered":["uk-rates","uk-exams","vehicles","software-eol","policy-rates","us-rates","de-rates","uk-vehicle-rules","uk-exam-dates","calendar","uk-gov-process"],"count":19,"entries":[{"area":"calendar","key":"uk/holidays","label":"United Kingdom bank and public holidays dataset","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://www.gov.uk/bank-holidays","verifiedDate":"2026-10-04","note":"First derivation of data/calendar.json for United Kingdom: 82 holiday entries across 3 region(s) for 2026, 2027, 2028 from GOV.UK (Government Digital Service) — bank-holidays.json (Open Government Licence v3.0), fetched/verified 2026-10-04."},{"area":"calendar","key":"us/holidays","label":"United States federal holidays dataset","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://www.opm.gov/policy-data-oversight/pay-leave/federal-holidays/","verifiedDate":"2026-10-04","note":"First derivation of data/calendar.json for United States: 33 holiday entries across 1 region(s) for 2026, 2027, 2028 from U.S. Office of Personnel Management — federal holidays tables (Work of the United States Government — public domain), fetched/verified 2026-10-04."},{"area":"calendar","key":"de/holidays","label":"Germany gesetzliche Feiertage dataset","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://www.bmi.bund.de/DE/themen/verfassung/staatliche-symbole/nationale-feiertage/nationale-feiertage-node.html","verifiedDate":"2026-10-04","note":"First derivation of data/calendar.json for Germany: 561 holiday entries across 17 region(s) for 2026, 2027, 2028 from Bundesministerium des Innern (BMI) (Statutory texts and ministry pages are official works), fetched/verified 2026-10-04."},{"area":"calendar","key":"fr/holidays","label":"France jours fériés (fêtes légales) dataset","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://calendrier.api.gouv.fr/jours-feries/metropole/2026.json","verifiedDate":"2026-10-04","note":"First derivation of data/calendar.json for France: 72 holiday entries across 2 region(s) for 2026, 2027, 2028 from data.gouv.fr / DINUM — \"Jours fériés en France\" (API calendrier.api.gouv.fr) (Licence Ouverte / Open Licence version 2.0), fetched/verified 2026-10-04."},{"area":"calendar","key":"uk/tax-year","label":"United Kingdom tax year","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://www.gov.uk/income-tax-rates","verifiedDate":"2026-10-04","note":"First derivation: The UK tax year for individuals runs from 6 April to 5 April of the following year. Government: The UK government financial year runs from 1 April to 31 March. Source quoted in the data file; verified 2026-10-04."},{"area":"calendar","key":"us/tax-year","label":"United States tax year","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://www.irs.gov/businesses/small-businesses-self-employed/tax-years","verifiedDate":"2026-10-04","note":"First derivation: The US individual tax year is the calendar year, 1 January to 31 December (a fiscal year ending in another month is possible with IRS approval). Government: The US federal government fiscal year runs from 1 October to 30 September and is named for the calendar year in which it ends (FY2027 = 1 Oct 2026 – 30 Sep 2027). Source quoted in the data file; verified 2026-10-04."},{"area":"calendar","key":"au/tax-year","label":"Australia tax year","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://www.payrolltax.gov.au/financial-year","verifiedDate":"2026-10-04","note":"First derivation: The Australian financial year runs from 1 July to 30 June; it is named for both years (2026–27). Source quoted in the data file; verified 2026-10-04."},{"area":"calendar","key":"in/tax-year","label":"India tax year","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://ies.gov.in/arthapedia/concept/financial-year-fy-or-fiscal-year","verifiedDate":"2026-10-04","note":"First derivation: India's financial year runs from 1 April to 31 March. From 1 April 2026 the Income Tax Act, 2025 replaces the Income Tax Act, 1961 and calls the twelve months from 1 April the 'tax year' (Tax Year 2026-27), discontinuing the 'previous year' / 'assessment year' terms. Source quoted in the data file; verified 2026-10-04."},{"area":"calendar","key":"ca/tax-year","label":"Canada tax year","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://laws-lois.justice.gc.ca/eng/acts/I-3.3/section-249.html","verifiedDate":"2026-10-04","note":"First derivation: For individuals the Canadian taxation year is the calendar year, 1 January to 31 December. Government: The Government of Canada's fiscal year runs from 1 April to 31 March. Source quoted in the data file; verified 2026-10-04."},{"area":"calendar","key":"de/tax-year","label":"Germany tax year","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://www.gesetze-im-internet.de/estg/__25.html","verifiedDate":"2026-10-04","note":"First derivation: German income tax is assessed for the calendar year (Veranlagungszeitraum = Kalenderjahr), 1 January to 31 December. Government: The German federal budget year is the calendar year. Source quoted in the data file; verified 2026-10-04."},{"area":"calendar","key":"fr/tax-year","label":"France tax year","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://www.service-public.gouv.fr/particuliers/vosdroits/F358","verifiedDate":"2026-10-04","note":"First derivation: French income tax (impôt sur le revenu) is assessed on the income of a calendar year, declared the following spring (the 2026 declaration covers 2025 income). Source quoted in the data file; verified 2026-10-04."},{"area":"calendar","key":"br/tax-year","label":"Brazil tax year","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://www2.camara.leg.br/legin/fed/lei/1960-1969/lei-4320-17-marco-1964-376590-normaatualizada-pl.html","verifiedDate":"2026-10-04","note":"First derivation: Brazilian personal income tax (IRPF) is assessed on the ano-calendário — the calendar year — declared the following year. Government: Brazil's public-sector financial year coincides with the calendar year. Source quoted in the data file; verified 2026-10-04."},{"area":"calendar","key":"pl/tax-year","label":"Poland tax year","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://isap.sejm.gov.pl/isap.nsf/download.xsp/WDU19971370926/U/D19970926Lj.pdf","verifiedDate":"2026-10-04","note":"First derivation: The Polish tax year is the calendar year unless a tax statute provides otherwise. Source quoted in the data file; verified 2026-10-04."},{"area":"calendar","key":"uk/dst","label":"United Kingdom daylight saving","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://www.legislation.gov.uk/ukpga/1972/6/section/1","verifiedDate":"2026-10-04","note":"First derivation: Clocks go forward one hour at 01:00 GMT on the last Sunday in March and back one hour at 02:00 BST on the last Sunday in October. Transitions for 2026, 2027, 2028 computed from the rule; verified 2026-10-04."},{"area":"calendar","key":"de/dst","label":"Germany daylight saving","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://www.gesetze-im-internet.de/sozv/__2.html","verifiedDate":"2026-10-04","note":"First derivation: Summer time begins at 02:00 CET on the last Sunday in March (clocks to 03:00) and ends at 03:00 CEST on the last Sunday in October (clocks to 02:00) — the EU-wide arrangement of Directive 2000/84/EC, 01:00 UTC both ways. Transitions for 2026, 2027, 2028 computed from the rule; verified 2026-10-04."},{"area":"calendar","key":"fr/dst","label":"France daylight saving","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://eur-lex.europa.eu/eli/dir/2000/84/oj","verifiedDate":"2026-10-04","note":"First derivation: Metropolitan France follows the EU-wide arrangement: clocks forward at 02:00 on the last Sunday in March and back at 03:00 on the last Sunday in October (01:00 UTC both ways). Transitions for 2026, 2027, 2028 computed from the rule — statute text not re-verified on the verification date, see the data file; verified 2026-10-04."},{"area":"calendar","key":"us/dst","label":"United States daylight saving","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://www.govinfo.gov/content/pkg/USCODE-2023-title15/html/USCODE-2023-title15-chap6-subchapIX-sec260a.htm","verifiedDate":"2026-10-04","note":"First derivation: Clocks go forward one hour at 02:00 local time on the second Sunday in March and back one hour at 02:00 local time on the first Sunday in November, in every zone of a State that has not exempted itself. Transitions for 2026, 2027, 2028 computed from the rule; verified 2026-10-04."},{"area":"calendar","key":"au/dst","label":"Australia daylight saving","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://dcj.nsw.gov.au/about-us/daylight-saving.html","verifiedDate":"2026-10-04","note":"First derivation: In the observing states and territories daylight saving begins at 02:00 standard time on the first Sunday in October and ends at 03:00 daylight time on the first Sunday in April (southern-hemisphere summer, so a period starting in one year ends in the next). Transitions for 2026, 2027, 2028 computed from the rule; verified 2026-10-04."},{"area":"calendar","key":"br/dst","label":"Brazil daylight saving","from":null,"to":"covered","effectiveFrom":"2026-10-04","source":"https://www.planalto.gov.br/ccivil_03/_ato2019-2022/2019/decreto/D9772.htm","verifiedDate":"2026-10-04","note":"First derivation: Brazil has had no daylight saving time since 2019: Decreto nº 9.772 of 26 April 2019 revoked the horário de verão. No transitions (not observed) — statute text not re-verified on the verification date, see the data file; verified 2026-10-04."}],"freshness":{"verifiedDate":"2026-10-05","nextScheduledRefresh":null,"staleness":"live"},"cite":{"url":"https://databutler.dev/r/changes?since=2026-08-31&area=calendar","text":"databutler.dev, computed live 2026-10-05 against https://www.gov.uk/bank-holidays"}}