[header] How to become a home transcriptionist without training [title] No licensing is required to be a successful transcriptionist; however, transcription companies prefer hiring professionals who are certified in transcription, especially when it comes to medical or legal transcription. [step] This does not mean that you can't be a transcriptionist without training. There have been many transcriptionists who have learned the tricks of the trade on the job. 
General transcription is a field that requires little training partly due to the fact that it doesn't involve a specialized vocabulary. It's used by interviewers and taking down conference notes.