You have to know that your Standard CDL will not be accepted as proof of identification to board a domestic flight after October 1 , 2020
Do you plan to travel and do not have a passport?
Yes, that's correct.
Ok. We recommend you upgrade to an Enhanced or REAL ID when you renew. Please, find out more info about Enhanced, REAL ID and Standard documents.
What if I  indicate the driving types NI Non-excepted Interstate or NA Non-excepted Intrastate on my renewal?
Then, you have to provide a legible copy of your current USDOT Medical Examiner's Certificate to DMV if it is not already on file. Please, see Federal Requirements for Commercial Driver License (CDL) Applicants MV-44.5 to help you determine your driving type
And what if I have an endorsement of H or X?
You have to pass the hazardous materials knowledge test at a DMV office within 2 years before your renewal and pay a fee of $5 for the test. Residents of the following counties must pay a supplemental Metropolitan Commuter Transportation District (MCTD) fee : Bronx, Kings Brooklyn, New York Manhattan, Queens, Richmond Staten Island; Dutchess, Nassau, Orange, Putnam, Rockland, Suffolk and Westchester. The MCTD fee is $1.00 for every 6 months the permit or driver license will be in effect.
Where can I renew?
At the DMV office. You must come to a DMV office to renew a commercial driver license (CDL) or commercial license permit (CLP). And you must to complete a guide to make sure you have the proofs of identification you need before coming
And what when I have the proofs?