
Are Electronic Signatures Valid for OSHA Records? Yes, on One Condition
OSHA accepts electronic signatures on training certifications and the 300A — the interpretation letters say so. But the 2000 letter attaches a condition most safety software fails: every signature must be stored, every time. What the letters actually say, which records need no signature at all, and what makes a signature hold up when an attorney asks who held the tablet.

How Long Do You Have to Keep Each OSHA Record? The Chart, With Citations
Five years for the 300 Log — counted from the end of the calendar year, not from the day you wrote it. Thirty years for the chemical inventory, not five. And for the training file everyone tells you to keep 'at least a year'? No federal duration exists. Every line below carries its citation, including the lines that say so.