References
About
The following are official references used by The IO Foundation for its operations.
Official holidays
Topic
Season
(short)URL
Notes
National, public and school holidays of Estonia.
2025
Determines official holidays for TIOF Members under the Estonian jurisdiction.
Selangor State General Release Day 2025
2025
Determines official holidays for TIOF Members under the Malaysian jurisdiction.
Federal holidays of the United States of America
2025
Determines official holidays for TIOF Members under the USA jurisdiction.
Delaware State holidays
2025
for TIOF Members under the Delaware jurisdiction.
Global definitions
Topic
(short)URL
Notes
Country Codes ISO 3166-1 Alpha-3
Language Codes ISO 639
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