IRS
communityUS Internal Revenue Service — tax forms, filing tools, refund status, and tax information
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GET
/api/formsSearch tax forms and publications
Parameters
qstringrequiredyearintegeroptionalReturns
forms[] with number, title, description, year, pdf_url, instructions_urlGET
/api/refund/statusGet refund status info
Returns
status_description, filing_methods[], timeline{}, required_info[]GET
/api/topics/{id}Get tax topic information
Parameters
idintegerrequiredReturns
topic_number, title, content, related_forms[], related_topics[], last_updated