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In short: A TLC driver must not let the engine idle for more than three minutes. That is TLC rule §80-22(a), and the TLC fine is $25. The city's air code, which the rule tells you to follow, is stricter next to schools and parks: one minute. DEP's paid citizen-complaint program covers trucks and buses, not passenger cars, but anyone can call 311, and TLC can still write a summons.
What the TLC rule says
Section 80-22(a), "3-Minute Idle," in the TLC Chapter 80 rule book:
Drivers must comply with the New York City Air Pollution Control Code, including the provision that the Driver must not cause or permit the engine of the Vehicle to idle for longer than three minutes.
- Fine: $25. Appearance: not required. No points are listed.
- It applies to all TLC drivers: yellow cabs, green cabs and for-hire vehicles, because Chapter 80 covers drivers of all three.
- The words "comply with the New York City Air Pollution Control Code, including" matter. The three-minute limit is the example TLC spells out, but the rule also brings in the rest of the air code, such as the shorter limit near schools.
The city's idling rules (DEP)
NYC's Department of Environmental Protection (DEP) enforces the air code. Its idling page says: "Idling for longer than three minutes or more than one minute while next to a school or park is illegal. If you see a vehicle idling illegally, you can anonymously contact 311 or file a complaint online" (NYC DEP).
DEP quotes the one-minute section of the air code (§24-163(f)) on the same page. In short, it says no person shall let a motor vehicle's engine idle for longer than one minute if the vehicle is adjacent to a public or non-public school (pre-K to 12th grade) or adjacent to or within a city park, while parked, standing or stopped. It is an affirmative defense that the school or park "was not easily identifiable as a school or park by signage or otherwise." Colleges don't count, and a parking lot inside a park is not "park" for this rule. One caution: DEP's own FAQ describes the one-minute standard as the limit "for commercial trucks", while the code text it quotes says "a motor vehicle". Play it safe and keep idling near schools and parks under one minute.
Citizen complaints: what they cover
DEP runs a Citizens Air Complaint Program in which members of the public file idling complaints with time-stamped video and may receive a payment if the summons is upheld at OATH and the penalty is paid. Its FAQ is clear about scope: complaints may be filed against trucks (vehicles used mainly to carry property) and buses (15 or more passenger seats plus the driver), and "a citizen may not file a complaint against a passenger car" (DEP FAQ).
A sedan, SUV or minivan used as a taxi or FHV carries people, not property, and has far fewer than 15 seats, so on DEP's own definitions it is a passenger car for this program. That does not make idling legal: TLC's rule still applies, and anyone can report idling to 311. The TLC 311 complaint statistics page shows what people complain about.
How often TLC writes it
It is a low-volume code: 119 summonses in more than ten years, with a peak of 42 in 2019. The data doesn't show where they were written. By comparison, TLC's parking and standing rule, §80-13(a)(1), was the first charge on 3,412 summonses in 2025 alone, so where you wait matters more than how long the engine runs. See where you can stop for passengers.
Where idling happens on the job
- Taxi stands. The first two cabs on a stand must have their drivers in the seat, ready to go (§80-19(d)(6)), and you may sit on a stand off duty for at most one hour (§80-19(d)(5)). Being in the seat does not mean the engine must run. See taxi stand rules.
- Airport lots and staging areas. Long waits are common. The three-minute rule still applies.
- Outside schools. Waiting next to a K–12 school can bring in the air code's one-minute limit (see the caution above).
- Bus lanes and busways. Waiting there is illegal anyway, engine on or off — see bus lanes and ACE cameras.
Common questions from the driver's seat
"I'm in the first car on a taxi stand. Can I keep the engine on?" The stand rule says you must stay in the driver's seat, ready to take passengers. It does not require the engine to run. The three-minute idling limit still applies, so a long wait with the engine running can break §80-22(a) even while you follow the stand rule.
"My passenger is coming out of a school." If you are parked, standing or stopped next to a K–12 school, the air code limit DEP quotes is one minute, not three. Turn the engine off while you wait.
"Someone filmed me and said they'd report me for money." DEP's paid complaint program does not take complaints against passenger cars. A person can still call 311, and a TLC inspector can still write a §80-22(a) summons if they see it.
"I'm in an airport lot in January." We found no weather exception in TLC's rule. Plan for it: warm clothes, and short engine runs rather than a constant idle.
If you get an idling summons
Heat and cold: practical options
We could not find an exception in TLC's rule for hot or cold weather, so don't count on one. Practical ways to keep the engine off on long waits:
If you get an idling summons, check the time stamps: the rule is "longer than three minutes", so the summons should show how long the engine ran. Write down where you were, especially whether a school or park was nearby and signed. The next rule in the same section, 80-22(b), covers the driver's duty to check the vehicle's equipment. More on the places hub.
Frequently asked questions
How long can a TLC driver idle?
No longer than three minutes. TLC rule §80-22(a) says drivers must comply with the NYC Air Pollution Control Code and must not let the engine idle for longer than three minutes. The TLC fine is $25.
Is the limit shorter near a school or park?
The air code section that DEP quotes sets a one-minute limit for a motor vehicle that is adjacent to a public or non-public K–12 school or adjacent to or within a city park, while parked, standing or stopped. DEP's general guidance says idling for longer than three minutes, or more than one minute next to a school or park, is illegal.
Can a member of the public report my idling taxi or Uber for a reward?
Not through DEP's Citizens Air Complaint Program. Its FAQ says citizens may file idling complaints against trucks and buses (15 or more seats), and 'a citizen may not file a complaint against a passenger car.' Anyone can still report idling to 311.
How often does TLC write idling summonses?
Rarely. The OATH data shows 119 summonses citing §80-22(a) as the first charge from 2016 to October 12, 2026, almost all written by TLC, and only a few a year since 2020.
Sources
Last reviewed against the official sources on .
- TLC Rule Book, Chapter 80 (PDF dated June 5, 2025), §80-22(a) nyc.gov
- NYC DEP: Citizens Air Complaint Program (idling) and FAQs nyc.gov
- NYC Open Data: OATH Hearings Division Case Status (jz4z-kudi), queried 2026-10-12 data.cityofnewyork.us
- NYC DOT: Taxi and For-Hire Vehicle Relief Stands nyc.gov
Spotted something out of date? Tell us and we'll check it against the official source.
TLC Help is not a law firm and is not affiliated with the NYC Taxi & Limousine Commission or OATH. Explanations on this site are general information, not legal advice. Legal representation is provided by independent attorneys and OATH-registered representatives in our network.