An OSHA-Compliant Training Class for Ladder Safety (covers portable, fixed, specialty and job-made ladders). I-CAB Recognized. This course satisfies OSHA’s requirements for the classroom training. Quiz questions along the way prepare you for the final written exam. Upon completion, you will be able to print your certificate and a wallet card, as well as a customizable form which can be used by employers as needed to observe the worker’s application of the principles discussed during the training.