Practice blood alcohol limits, DUI rules and medication: 33 questions based on the New York State Driver's Manual (MV-21), 13 of them on New York's own rules.
.02 to .07 percent
A .02 BAC can come from a single drink. Higher levels are handled under the regular alcohol laws.
Source: New York State Driver's Manual (MV-21), Chapter 9, Alcohol and Other Drugs
No, it is a traffic infraction
The rule covers drivers and passengers alike. Passengers in vehicles such as stretch limousines are exempt.
Source: New York State Driver's Manual (MV-21), Chapter 9, Alcohol and Other Drugs
One year
A refusal also brings a civil penalty that must be paid before you can apply for a new license.
Source: New York State Driver's Manual (MV-21), Chapter 2, How to Keep Your License
Six months
To be re-licensed, the driver then pays a $100 fee to end the suspension plus a $125 civil penalty.
Source: New York State Driver's Manual (MV-21), Chapter 9, Alcohol and Other Drugs
The type of drink
Being fit or able to hold your liquor doesn't matter either. Amount, time and weight are what count.
Source: New York State Driver's Manual (MV-21), Chapter 9, Alcohol and Other Drugs
1 1/2 ounces
It's the amount of alcohol that counts. Beer, wine and liquor are equal in this respect, and none is safer.
Source: New York State Driver's Manual (MV-21), Chapter 9, Alcohol and Other Drugs
Not drinking for a period of time
Coffee, exercise and cold showers may help you stay awake, but they do not change your BAC or make you sober.
Source: New York State Driver's Manual (MV-21), Chapter 9, Alcohol and Other Drugs
About .02 percent
The body takes about an hour on average to remove that much alcohol, and women may take longer.
Source: New York State Driver's Manual (MV-21), Chapter 9, Alcohol and Other Drugs
.18 percent or more
Aggravated DWI carries a higher minimum fine and at least a one-year license revocation on a first offense.
Source: New York State Driver's Manual (MV-21), Chapter 9, Alcohol and Other Drugs
About one hour
Each standard drink adds about the same amount of alcohol, so several drinks take several hours to clear.
Source: New York State Driver's Manual (MV-21), Chapter 9, Alcohol and Other Drugs
We wrote these practice questions from the facts in the New York State Driver's Manual (MV-21) (Undated PDF, file created 2026-04-20; copyright line reads 2018 edition) and from official sources on road signs. Every answer links to its source, so you can check it and read more.
DMV Decoded is an independent guide, not a government agency. This practice test is not connected to the New York State DMV, and your actual test will have different questions. Study the handbook, and check the agency's website for current rules.