The ELDT regulations are not retroactive individuals who were issued a CDL or an S, P, or H endorsement prior to Februare not required to complete training for the respective CDL or endorsement. Obtain a school bus (S), passenger (P), or hazardous materials (H) endorsement for the first time.Upgrade an existing Class B CDL to a Class A CDL or.Obtain a Class A or Class B CDL for the first time.Pocket Guide to Large Truck and Bus StatisticsįMCSA’s Entry Level Driver Training (ELDT) regulations set the baseline for training requirements for entry-level drivers.Analysis Analysis, Research, & Technology.Safe Driver Apprenticeship Pilot (SDAP).Update My USDOT Number and/or Authority.Apply for a New USDOT Number and/or Authority.Main Menu - Registration - Registration 2 Daily Register / Certificates / Letters.ADA Requirements for Over-the-Road Bus Companies.National Registry of Certified Medical Examiners.Regulations Regulations, Rules, & Notices.