Colombia mandates electronic invoicing, guide outlines automation for SMEs

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Colombia's DIAN has made electronic invoicing mandatory for most taxpayers since its 2022 resolution. The manual process poses an operational burden and error risk, especially for small and medium businesses. Automating the process can reduce time, eliminate human error, and ensure sustainable regulatory compliance. A practical guide explores the technical elements involved and how to implement an automated workflow using accessible tools and Python code. The process involves generating a specific XML format, applying a digital signature, and transmitting it to DIAN's validation system.

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