{"uid":"cap_E3MqL1BEkkFAirhob6Ytz","slug":"business-day-deadline-api-next-business-day-08ff91a5","name":"Business Day & Deadline API – Next Business Day","description":"Verified, always-current business-day arithmetic for ~200 countries incl. subdivisions (German Bundeslaender, US states) and correct per-country weekend rules (e.g. Fri/Sat in Egypt). Informational only — verify legally binding deadlines with the competent authority. Not legal advice.","url":"https://businessdayapi.com/v1/next?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["date","country"],"properties":{"date":{"type":"string"},"region":{"type":"string","description":"optional ISO 3166-2 subdivision suffix, e.g. BY (Bavaria), CA (California)"},"country":{"type":"string","description":"ISO 3166-1 alpha-2 country code, e.g. DE, US, JP"},"weekend":{"type":"string","description":"optional override: sat-sun | fri-sat | custom:THU,FRI"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"date":"2026-12-24","country":"DE","nextBusinessDay":"2026-12-28"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_n9dL10KD8wgv1moQ8SQ5G","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the next business day after a given date for a specified country and optional subdivision, accounting for local public holidays and country-specific weekend rules.","exampleAgentPrompt":"What is the next business day after December 24, 2026 in Germany (Bavaria)?","exampleUseCases":[{"title":"Legal filing deadline calculation","prompt":"My contract deadline falls on the next business day after December 31, 2025 in California — what date is that?"},{"title":"Invoice payment due date in Egypt","prompt":"In Egypt, where the weekend is Friday and Saturday, what is the next business day after March 20, 2026?"},{"title":"Financial settlement date in Japan","prompt":"What is the next business day after January 1, 2027 in Japan? I need to know when a bank transfer will settle."}],"resultDescription":"A JSON object containing the input date, the country code, and the calculated next business day as an ISO 8601 date string — e.g. {\"date\":\"2026-12-24\",\"country\":\"DE\",\"nextBusinessDay\":\"2026-12-28\"}.","failureModes":["Invalid or unsupported country code returns an error","Malformed date string causes a 400 Bad Request","Unsupported subdivision code may fall back to national holidays or return an error","Custom weekend override string with incorrect format returns a validation error","Network timeout on transient infrastructure issues"],"whenToPreferThis":"Choose this endpoint when you need accurate, up-to-date business day calculations for a wide range of countries including regional subdivisions (German states, US states) and non-standard weekend rules (e.g. Friday/Saturday in Middle Eastern countries). It is preferable over building your own holiday calendar logic or using generic date libraries that lack per-country public holiday data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T18:31:48.229Z","isFirstParty":false,"canonicalSlug":"business-day-deadline-api-next-business-day-08ff91a5"}