By Josh Hutcheson, founder of OnlineCourseing. Every rule below was re-read on the AAMC’s MCAT pages and in The MCAT Essentials for Testing Year 2027 (effective October 2026) on 9 October 2026. Last updated: October 9, 2026. How we review.
For the MCAT, the only thing you are required to bring is a valid, government-issued photo ID whose name exactly matches your registration. Everything else you bring, such as food, water, medication and a light layer, goes in a locker, and the test center supplies the tools you use in the room: a noteboard booklet, a fine-point marker, foam earplugs and your locker key. This checklist follows the AAMC’s current rules, which changed in places since many test-day guides were written.
2027 MCAT registration
The AAMC says registration for the entire 2027 testing season (January to September) opens October 20-22, 2026, by testing-center location. The first 2027 U.S. test date is January 15, and the standard registration fee is $360. Dates and deadlines are on the AAMC calendar.
MCAT test day checklist at a glance
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| Item | Where it goes | Notes |
|---|---|---|
| MCAT-accepted photo ID | With you, on your desk | Required. Name must exactly match your registration. |
| Eyeglasses | With you | Inspected by the test administrator. |
| Food and snacks | Locker | Reachable only during scheduled breaks. |
| Water or other drinks | Locker | Same as food. Nothing to drink at your desk without AAMC approval. |
| Medication | Locker | Reachable during breaks; at-desk use needs approval. |
| A light layer (sweater, sweatshirt) | Wear it in | Allowed in the room but must stay on until a break. |
| Phone | Sealed bag, then locker | Opened by staff only after you finish. Better left in your car. |
| Bag, backpack or purse | Locker | Must stay in the locker the whole day, breaks included. |
| Noteboard booklet and fine-point marker | Provided | Nine wet-erase pages; ask for a replacement booklet if needed. |
| Foam earplugs | Provided | Personal earplugs are not allowed. |
| Locker key | Provided | Kept with you in the room. |
The only items allowed in the MCAT testing room
The AAMC’s list is short. According to the Storage of Personal Belongings chapter of The MCAT Essentials and the Items Allowed in the Testing Room page, you may bring only these into the testing room:
- Your MCAT-accepted ID, which must stay visible on your desk the whole time
- Eyeglasses, after a visual and physical inspection by the test administrator
- Center-provided foam earplugs (personal earplugs are not allowed)
- Your center-provided storage key
- The noteboard booklet and fine-point marker
That is the whole list. Pillows, cushions, hand sanitizer, tissues, drinks and snacks are not on it. If you need anything else in the room for a medical condition or disability, such as food, a drink, an insulin pump or crutches, you need prior approval from the AAMC through its accommodations request process. The AAMC asks people to contact it as early as possible, so this is something to sort out when you register, not the week before.
Your ID: the item that can end test day before it starts
An ID problem is the most common way to lose a test date before seeing a question. The AAMC’s valid identification rules require an ID that meets all of these conditions:
- Issued by a government agency
- Has a photo that can be used to identify you
- Has a printed expiration date that has not passed (an extension sticker does not count)
- Is in English
- Is the physical card or book, whole, with no clipped corners, holes or other signs of tampering
- Shows a first and last name that exactly match your MCAT registration, in the same order
Middle names and initials do not have to be on your registration even if they are on your ID. Nicknames, partial names and misspellings are the trap: if you registered as Matt and your license says Matthew, you will not be admitted.
| Accepted | Not accepted |
|---|---|
| State driver’s license | School ID |
| Passport | Virtual or digital ID |
| Passport card | Paper ID or any ID application receipt |
| Permanent resident card (green card) | Birth certificate |
| Employment Authorization Document | Social Security card |
| Consular ID card | Credit card |
| Canadian aviation card | Veterans ID (VIC) |
| Canada health card (Ontario and British Columbia only) | Employee ID or any library card |
IDs with extension stickers or renewal paperwork are refused, with one exception: military personnel and dependents stationed outside their home state may present a state driver’s license with an extension sticker or paperwork, together with an unexpired Uniformed Services ID card.
If your ID might be a problem
Fix your registration name at least 10 days before the exam; that is the last day name changes are allowed. If you miss that deadline or doubt your ID, you can submit an ID Exception Request in the MCAT Registration System (under Service Requests) between three and 10 days before your test. No exceptions are accepted within three days, and approval is at the AAMC’s discretion.
The cost of getting this wrong is high. The AAMC counts a candidate turned away for improper ID as a no-show: there is no refund, and the appointment counts toward your testing limits of three attempts in a testing year, four over two consecutive years and seven in a lifetime. Our guide to how many times you can take the MCAT covers those limits in more detail.
What to pack in your locker bag
Everything that is not an ID or eyeglasses goes into secure storage at the center. You may bring and store:
- Food and drinks for a long day: the seated portion alone runs about seven and a half hours.
- Medication you take during the day.
- Personal hygiene items such as tissues or lip balm, for use outside the testing room.
- A bag, backpack or purse to hold it all. The bag must stay in your locker the whole time, so take the item you need out of it rather than carrying the bag around during a break.
- Your phone, if you must bring it. Cell phones and small electronic devices are sealed in a bag the center gives you, and staff open it only after your exam. The AAMC suggests leaving devices at home or in your car.
Two rules shape what you pack. First, you cannot leave the test center floor or building to get food, and food cannot be delivered, so anything you want to eat has to come with you. Second, during breaks you may access only food, water and medication, so pack those where you can reach them without unpacking everything else.
A small backpack or tote is easier to fit in a locker than a large hiking pack, and a sealed container keeps a leaking drink from becoming a problem in a shared storage area.
What to eat and drink on MCAT test day
The AAMC sets no rules on what food you bring, only on when you can reach it. The practical plan is built around the break schedule: a 10-minute break after the first section, a 30-minute break after the second and a 10-minute break after the third. All three are optional.
- Breakfast before you arrive. Your first scheduled break comes about 110 minutes after you sit down (certification, optional tutorial and the 95-minute first section).
- Something quick for each 10-minute break. Time on the break clock includes walking to your locker and checking back in, so a snack that takes two minutes to eat works better than anything that needs unwrapping and assembly.
- A real meal for the 30-minute break. It falls roughly at the midpoint of the day, after the Critical Analysis and Reasoning Skills section.
- Familiar food only. Test day is a bad day to try a new energy drink or a heavy meal you rarely eat. The same goes for caffeine: keep to your normal amount rather than doubling it.
- Water. You can drink only during breaks, so plan to drink at each one.
Practicing a full-length exam on the same schedule, eating the same foods at the same breaks, is the best way to find out what works.
What you cannot bring or touch at any point
The AAMC’s testing center regulations and the test-day certification you agree to on screen are strict about this, and the rules apply during breaks as well:
- Cell phones, tablets, laptops and any other electronic device, watches included
- Earbuds and headphones
- Notes, test-prep pages and review books
- Coats and jackets in the testing room
- Visitors: outside guests are not allowed in the test center at any time
The certification statement says you will not access written materials, electronic devices, cell phones or other unauthorized items at any point during the administration, including scheduled and unscheduled breaks. The AAMC’s break guidance adds that even holding or touching an electronic device is treated as a violation. Consequences range from a warning to score cancellation, a testing ban or a report to medical schools.
What to wear to the MCAT
Comfort matters over a day this long, but several clothing rules come straight from the Check-In Rules and Procedures:
- Layers are allowed but must stay on. Sweaters, sweatshirts, hoodies and pullovers can be worn into the room. If you want to remove one, you must raise your hand and have it placed in your locker; the exam goes into an unscheduled break and the timer keeps running. The alternative is to wait for a scheduled break.
- No coats or jackets of any kind in the testing room.
- No hood over your head at any time in the test center.
- Pockets are checked. Each time you enter the room you pat yourself down and turn your pockets inside out, so clothes with few pockets speed this up.
Rooms run warm or cold depending on the center, so a light layer you would be happy to keep on all day is the safer choice than a heavy sweater you might want to take off mid-section.
MCAT test day schedule
This is the exam overview from The MCAT Essentials for Testing Year 2027. The standard start time on U.S. test dates is 8:00 a.m. unless the AAMC calendar notes otherwise.
| Segment | Questions | Time |
|---|---|---|
| Test-day certification | 4 minutes | |
| Tutorial (optional) | 10 minutes | |
| Chemical and Physical Foundations of Biological Systems | 59 | 95 minutes |
| Break (optional) | 10 minutes | |
| Critical Analysis and Reasoning Skills | 53 | 90 minutes |
| Mid-exam break (optional) | 30 minutes | |
| Biological and Biochemical Foundations of Living Systems | 59 | 95 minutes |
| Break (optional) | 10 minutes | |
| Psychological, Social, and Biological Foundations of Behavior | 59 | 95 minutes |
| Void question | 3 minutes | |
| End-of-day survey (optional) | 5 minutes | |
| Total content time | 230 | 6 hours 15 minutes |
| Total seated time | About 7 hours 30 minutes, plus check-in |
Each section includes some unscored field-test questions, and you cannot return to a section once you finish it. Finishing a section early does not add time to later sections or breaks.
Check-in and security, step by step
Report to the test center at least 30 minutes before your start time. Arrive much earlier and the center may not be open; arrive after your start time and you might not be allowed to test, which the AAMC treats as a no-show. Check-in includes:
- Reviewing the AAMC Candidate Rules Agreement (the AAMC publishes it as a PDF)
- Presenting your MCAT-accepted ID, which may be scanned
- A digital signature confirming your identity and agreement to the rules
- A palm scan, used to stop anyone testing under another person’s identity
- A passport-style photo
- A pat-down of your own clothing, turning out your pockets, and a scan with an infrared and metal-detection wand
The ID check and palm scan repeat every time you leave and re-enter the testing room, including after each break. Examinees are seated one at a time, so actual start times vary a little without changing your total testing time. Once you sit down, the exam starts straight away.
MCAT break rules
The three scheduled breaks are optional, and the Breaks, Food, and Drink chapter is strict about time:
- You track your own break time using the clock in the waiting area; staff do not track it for you.
- If a break runs over, the overage may be subtracted from the next section.
- Check-in on the way back in counts against your break, so leave a few minutes for it.
- If you come back early, you must start the next section as soon as you sit down; unused break time is lost.
- You may not write on your noteboard until you press END BREAK.
- An unscheduled break is allowed, but the exam timer keeps running during it.
During a break you may access only food, water and medication. You may not leave the test center, open your bag, use your phone or look at notes.
The noteboard booklet and marker
There is no scratch paper. The center gives you a noteboard booklet with nine 14-by-8.5-inch wet-erase pages and a fine-point marker. The booklet must stay on your desk in one piece; you cannot tear out pages, erase notes, or take it with you on breaks. If you run out of space, raise your hand and the test administrator swaps it for a new one. Practicing with a fine-point wet-erase marker before test day helps, because it writes differently from a pencil.
Scoring or voiding your exam at the end
After the last section you get one chance to score or void the exam. A voided exam is not reported to medical schools, but it still counts toward your testing limits. The AAMC leaves the decision to you, naming room conditions such as lighting, temperature or noise and personal ones such as illness as the kinds of problems that justify voiding. If you leave before finishing because you are ill, you must click through the exam to reach the void question, or ask the administrator to file a report and then submit a Test Center Concern. Scores arrive about a month later; our guide to MCAT score release has the timing.
Night-before and morning-of checklist
- Check your ID: unexpired, undamaged, and the first and last names match your registration exactly.
- Confirm your test center address, start time and travel time; plan to arrive 30 minutes early.
- Pack food for three breaks, water, any medication, and a sealed container for drinks.
- Choose comfortable clothes with few pockets and one light layer; leave the coat in the car.
- Decide whether to bring your phone at all; if you do, it will be sealed until you finish.
- Read the test-day rules in The MCAT Essentials once more; you will certify that you have read them.
- Sleep at a normal time and eat a breakfast you are used to.
2027 MCAT dates, registration and fees
The 2026 season’s last U.S. test date was September 12. For 2027, the AAMC lists U.S. dates from January 15 to September 11, with scores released about a month after each date (January 15 scores, for example, on February 16). A few dates, January 30, May 14, July 9 and August 28, run only at select centers in larger metro areas.
| When you change or cancel | Reschedule fee | Cancellation refund |
|---|---|---|
| 60 or more days before the exam | $55 | $180 |
| 30-59 days before | $110 | $180 |
| 10-29 days before | $210 | $0 |
| Fewer than 10 days before | No changes allowed | No changes allowed |
Standard registration is $360, or $145 through the AAMC Fee Assistance Program, plus a $130 fee for testing outside the U.S., Canada and U.S. territories (source: MCAT Scheduling Fees). Missing your test, or being turned away at check-in, forfeits the full fee.
If your prep is not finished yet
If you are reading this months ahead of your test date, the bigger decisions are when to start and which prep to use. Our guide on when to start studying for the MCAT covers timelines, how hard the MCAT is explains what makes it difficult, and MCAT percentiles shows what score you need for the schools on your list. For courses, our best MCAT prep course ranking compares Kaplan, Blueprint and The Princeton Review at verified prices, and Kaplan vs Princeton Review compares those two head to head.
Kaplan is the one we can link to. Its MCAT courses include full-length practice exams, which you can sit on the test-day schedule above to rehearse breaks, food and timing.
See Kaplan MCAT prep options →
We earn a commission if you buy through this link, at no extra cost to you. Not sure you need the MCAT at all? See the medical schools that don’t require the MCAT.
Frequently asked questions
What should I bring to the MCAT?
One MCAT-accepted ID is the only thing you must bring. Most people also pack food, water, any medication they need and a light layer of clothing, all of which stay in a locker. The test center gives you the noteboard booklet, fine-point marker, foam earplugs and your locker key.
Can you bring food and water to the MCAT?
Yes, but they stay in your locker. During the three optional scheduled breaks you may get food, water and medication from the locker, and nothing else. You cannot leave the test center floor or building to buy food or have it delivered, so bring everything with you.
Can I bring a water bottle into the MCAT testing room?
No. The testing room allows only your ID, eyeglasses and the items the center provides: earplugs, storage key, noteboard booklet and marker. A drink or snack at your desk needs prior approval from the AAMC through the accommodations process.
What ID do I need for the MCAT?
A government-issued ID with your photo and a printed expiration date that has not passed, written in English, undamaged, and showing a first and last name that exactly match your MCAT registration. A state driver’s license, passport, passport card, green card, Employment Authorization Document, consular ID card, Canadian aviation card, or an Ontario or British Columbia health card qualify. School IDs, digital IDs and paper temporary IDs do not.
What happens if I forget my ID or it does not match my registration?
You will not be admitted. The AAMC treats it as a no-show: no refund, and the appointment counts toward your testing limits. If you know in advance that your ID may be a problem, you can submit an ID Exception Request in the MCAT Registration System between three and 10 days before your exam.
Can I wear a watch or a hoodie to the MCAT?
No watch: electronic devices, watches included, cannot be accessed at any point, breaks included. Layered indoor clothing such as a sweater or hoodie is allowed in the testing room, but you cannot take it off at your desk, and your head may not be covered by a hood at any time. Coats and jackets are not permitted in the room.
How long is MCAT test day?
The AAMC puts the total seated time at about 7 hours 30 minutes, not counting check-in. That includes 6 hours 15 minutes of content time across four sections plus optional breaks of 10, 30 and 10 minutes. Arrive at least 30 minutes before your start time, which is 8:00 a.m. on most U.S. dates.
Can I bring my own earplugs to the MCAT?
No. Personal earplugs are not allowed. The test center provides foam earplugs, and they are one of the few items you can have in the testing room.
Can I use my phone during MCAT breaks?
No. Your phone is sealed in a bag at check-in and the test administrator opens it only after you finish. The AAMC says even holding or touching an electronic device during a break is treated as a violation.