Run Game Practice

Sex, alcohol and drugs: consent and judgment

5 min read

Someone who is asleep, unconscious or too intoxicated to make informed decisions cannot consent. That's the rule, and RAINN, which runs the US National Sexual Assault Hotline, lists people who are underage, asleep, intoxicated or manipulated into saying yes as unable to give consent. The tricky part is the space between sober and incapacitated, and the answer there is simple too: when in doubt, stop.

This post is general information, not legal or medical advice. Laws and campus rules differ by place.

The rule, in plain words

RAINN's consent guidance says everyone involved must be of legal age, sober and alert, and free from coercion. It adds that consent is "an ongoing conversation," needed "every time, for every type of activity." A yes earlier in the night, or on a previous night, doesn't carry forward. It can be withdrawn at any time, even in the middle of something, and RAINN says partners should watch for signs like freezing, pulling away or going quiet, and stop immediately if anything seems off.

Many universities spell the same idea out in policy. MIT's published definitions say consent cannot be obtained from someone "incapable of giving consent for any reason," and name people who are "asleep, unconscious, physically helpless, or otherwise incapacitated." They put the responsibility for getting consent on the person who starts the activity, and say silence and passivity don't signal consent.

Drunk versus incapacitated

Not every drink means someone can't consent. The same MIT policy says a person "is not incapacitated merely because they have been drinking or using drugs." It defines incapacitation as the physical or mental inability to make informed, rational judgments and decisions. It also says that using alcohol or other drugs doesn't excuse behavior that violates the policy.

That leaves a gray zone, and the policy's advice for it is blunt: when in doubt, "the safe thing to do is to forgo all sexual activity." It also says a violation can occur if you start or continue activity with someone who is incapacitated and either you knew it or a sober, reasonable person in the same situation would have known.

Here's a working guide, labeled as advice and not law:

Your own judgment

Being the one who's drunk doesn't change the standard you're held to under policies like MIT's. If you plan to drink on a date, set limits first: a number of drinks, a time to switch to water, a ride home that isn't contingent on anyone's plans. Drinking and dating covers this in more depth.

If you're both drinking, a common approach is to treat the night as a night out, and to leave intimacy for another day when you're both sober. That's a choice, not a rule, and nobody is owed anything either way.

Drink spiking and drugs

Drink spiking means someone puts alcohol or drugs in another person's drink without their knowledge. The scale is hard to measure. A March 2025 nationwide online survey of 1,000 adults in Poland found 19.4% reported suspecting that they or someone they knew had been spiked, and 18.1% said they were frequently or constantly worried about it at social events. Those are self-reported suspicions, not confirmed cases, from one country (and the study used its own unvalidated questionnaire), and they can't be applied directly elsewhere. Still, they show the worry is widespread, and the same survey found that only 24.4% said they could recognize the symptoms.

Common-sense steps, offered as advice:

If something went wrong

If you were assaulted, or you're worried you crossed a line, support exists. RAINN's National Sexual Assault Hotline is free, confidential and open 24/7: 800-656-4673 (800.656.HOPE), with chat at RAINN.org/hotline. RAINN's guidance says that if something happened without your consent, it wasn't your fault, including when you froze or didn't fight back. In the UK, the NHS points to Sexual Assault Referral Centres and says you don't have to report to police to get medical help.

If you realize you went further with someone than they could agree to, the useful responses are to stop contact that isn't wanted, listen without defending yourself, and think about talking to a counselor or lawyer.

What to do next

  1. Decide your drinking limit before a date, and tell a friend where you'll be.
  2. Make "when in doubt, stop" your default. Practice a line: "Let's talk tomorrow."
  3. If someone has had too much, offer water, a ride home to their own place, or a call to a friend. Don't use it as an opening.
  4. Keep your own drink in your hand or sight. Buy your own, or watch it being poured.
  5. Save RAINN's number, 800-656-4673, in your phone.
  6. Read consent and respect, making a date feel safe, first date safety and hookups: honest expectations and staying safe.

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