{"uid":"cap_5yoDk6XSwcGSQh1bTEloT","slug":"federal-register-immigration-work-authorization-regulatory-changes-48ab764f","name":"Federal Register Immigration & Work Authorization Regulatory Changes","description":"Federal Register final & proposed rules affecting immigration & work authorization (U S Citizenship And Immigration Services) since a timestamp — covering immigration, nonimmigrant, visa, employment authorization, h-1b — each scored 1-10 for compliance impact, with effective dates and primary-source links.","url":"https://oracles-production.up.railway.app/v1/reg-immigration/changes","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","properties":{"limit":{"type":"integer","maximum":500,"minimum":1},"since":{"type":"string","format":"date-time","description":"Only changes detected after this ISO-8601 instant"},"min_significance":{"type":"integer","maximum":10,"minimum":1,"description":"Keep only changes scored at least this"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"count":{"type":"integer"},"source":{"type":"string"},"changes":{"type":"array","items":{"type":"object","properties":{"type":{"type":"string"},"title":{"type":"string"},"detail":{"type":"object"},"summary":{"type":"string"},"entityId":{"type":"string"},"sourceUrl":{"type":["string","null"],"description":"Primary-source link for verification"},"detectedAt":{"type":"string","format":"date-time"},"significance":{"type":"integer","maximum":10,"minimum":1},"effectiveDate":{"type":["string","null"]}}}}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_q_nADyNN8_FtFYE0gw21w","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns Federal Register final and proposed rules for immigration and work authorization since a given timestamp, each scored 1–10 for compliance impact with effective dates and primary-source links.","exampleAgentPrompt":"Pull all Federal Register immigration and work authorization rule changes since 2025-01-01T00:00:00Z that score at least 7 out of 10 for compliance impact, and show me the top 20 with their effective dates and source links.","exampleUseCases":null,"resultDescription":"A JSON object containing a count and an array of regulatory change records, each with a title, type (final/proposed rule), plain-language summary, compliance significance score (1–10), effective date, ISO-8601 detected-at timestamp, entity ID, and a primary-source URL to the Federal Register entry for verification.","failureModes":["Invalid or missing 'since' parameter format returns a 400 validation error","min_significance outside 1–10 range returns a 400 error","limit exceeding 500 returns a 400 error","Payment not provided or rejected returns a 402 Payment Required","No changes found in the requested window returns count:0 with an empty changes array","Federal Register source unavailable may return stale or empty data"],"whenToPreferThis":"Use this endpoint when you need structured, scored, and timestamped regulatory intelligence specifically about US immigration and work authorization rules from the Federal Register. 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