The bad advice this corrects

A lot of what passes for guidance here amounts to “use common sense” or “a little tipsy is fine, just don’t let things go too far” — advice vague enough to feel responsible while giving no one an actual, usable standard for the specific moment it matters most. Worse is a cultural undertone in some spaces that treats heavy drinking as an assumed, even expected, prelude to sex, rather than a state that needs its own direct assessment before anything happens.

The DEZAIR standard

Consent requires the capacity to understand what’s happening, weigh the choice, and communicate a decision freely. Alcohol and other substances can reduce or eliminate that capacity well before someone appears unconscious or even obviously impaired — and once capacity is significantly compromised, valid consent isn’t possible, regardless of what’s said or how enthusiastic someone seems in the moment. When there’s real uncertainty about whether that capacity is intact, the only responsible response is to wait.

Why this is the actual standard

Impairment is a gradient, not a switch — it doesn’t move cleanly from “fully capable” to “unconscious” with nothing meaningful in between. Moderate intoxication already affects judgment, memory formation, and the ability to assert a genuine boundary, well before someone is stumbling or slurring. This is also why someone might not remember agreeing to something the next day even if they said yes at the time — the memory-formation impairment and the judgment impairment don’t always announce themselves in ways that are obvious to either person in the moment.

There’s also an asymmetry worth naming directly: apparent enthusiasm while significantly intoxicated is not reliable evidence of a freely made choice, because the same impairment that lowers inhibition can also impair the judgment needed to actually want, or later stand behind, that choice. And being intoxicated yourself does not reduce your responsibility to assess whether your partner has the capacity to consent — that assessment is still required of you, however clearly you’re thinking at the time.

It’s worth being specific about what “significantly impaired” tends to look like in practice, since the phrase can sound abstract until it’s grounded in observable behavior: difficulty forming coherent sentences, needing physical support to stand or walk, an inability to follow or track a conversation, repeating things without seeming to notice, or drifting in and out of clear awareness. None of these require a blood alcohol reading to notice — they’re observable in the moment, by anyone paying attention, which is exactly why “I couldn’t tell” is rarely a credible account after the fact.

What this looks like in practice

Consistent with the standard:

  • Discussing and agreeing on intentions earlier in an evening, before significant drinking has happened, if a sexual encounter is a possibility
  • Reassessing capacity as the night actually progresses, rather than relying on something agreed to earlier and assuming it still holds
  • Choosing to wait or stop when there’s real uncertainty about a partner’s state — treating that as the responsible default, not an overcautious inconvenience
  • Applying a conservative standard whenever genuinely in doubt, rather than looking for a reason the situation is probably fine

Inconsistent with the standard:

  • Initiating or continuing with someone who is visibly stumbling, slurring words, unable to walk steadily, or confused or inconsistent in conversation
  • Treating someone’s intoxication as an opportunity — an assumption that a drunker version of someone is a more available version of them
  • Assuming an earlier, sober agreement automatically extends into a state of significant intoxication reached later in the same night

Edge cases worth naming directly

Both partners being intoxicated together doesn’t cancel the concern or turn it into a shared, symmetrical risk that offsets itself — the relevant question is each individual’s actual capacity, not some averaged state between two people. A partner insisting they’re “fine” while showing clear behavioral signs of impairment is a situation where observed behavior deserves more weight than self-report, specifically because impaired judgment can also impair someone’s ability to accurately assess their own impairment. And familiarity with a long-term partner’s typical patterns doesn’t remove the need for the same underlying standard, even though an established couple may have previously discussed, while both sober, how each of them wants situations like this handled.

What this looks like when it’s actually happening

Two people leave a party together after a long night of drinking. One of them is walking steadily, speaking clearly, and making specific plans. The other is leaning on furniture for balance, repeating the same question twice within a few minutes, and laughing at things that don’t track with the conversation. The first person’s read of the situation — “she seems into it” — is not a safe basis for what happens next, regardless of anything said earlier in the evening while both were sober. The responsible move here is unglamorous and simple: get her home safely, check in the next day when capacity has clearly returned, and have any conversation about what either of you wants at that point instead.

The standard

When there’s real uncertainty about whether someone can freely and clearly consent, the responsible choice is always to wait. A delayed encounter costs very little. The alternative risk is severe, often irreversible, and not one either person gets to take back afterward.