Ask someone what they were sentenced to, and a lot of the time they'll say "probation" when the paperwork actually says conditional discharge, or the other way around. Nobody corrects them at the time, because in the courtroom both sound like the good outcome: no prison. That relief is real. But the two are not the same sentence, they are not the same commitment, and they do not carry the same consequences if something goes wrong during the period that follows. Know the difference before you agree to either one, not after.
What conditional discharge actually is
Conditional discharge is governed by Penal Law § 65.05. A judge can impose it when they conclude that neither the public interest nor the ends of justice would be served by prison, and that probation supervision specifically is not appropriate either. When it's imposed, the defendant is released without imprisonment and without probation supervision, but subject to whatever conditions the court sets. The period runs three years for a felony, one year for a misdemeanor or a violation. If the court ordered restitution as a condition and it hasn't been paid off by the end of that period, the judge can tack on up to two more years just to collect it.
What probation actually is
Probation is governed by Penal Law § 65.00. A judge can impose it when they find that prison isn't necessary to protect the public, that the person needs guidance or training that can genuinely be delivered through supervision, and that probation fits the interests of justice. The periods run longer than conditional discharge across the board: generally three to five years for a felony, two to three years for a class A misdemeanor, one year for most lower-level offenses. Certain drug felonies and sexual assault convictions carry probation terms that run far longer, up to life in some cases. The NYS Office of Probation and Correctional Alternatives is direct about what makes probation different in practice: it comes with an assigned probation officer and a set of general supervision requirements meant to keep the person on a law-abiding track, administered by the local county probation department (or, in New York City, the city's own department).
The practical difference that actually affects your life
Under Penal Law § 65.10, both sentences can carry the same kind of rehabilitation conditions: working at suitable employment, avoiding disreputable places, undergoing medical or psychiatric treatment, participating in a drug or alcohol program. Probation adds a separate layer on top that conditional discharge does not carry: the defendant has to report to a probation officer as directed, allow that officer to visit where they live, and answer the officer's inquiries about any change in address or employment. Electronic monitoring is also only available as a condition of probation, not conditional discharge. The difference is who is actively watching whether you comply, and how often you have to prove it.
Why this matters before you agree to anything
A plea offer that includes "probation instead of prison" and one that includes "conditional discharge instead of prison" are not interchangeable, even when a lawyer or a DA uses the words loosely in a hallway conversation. Probation means ongoing contact with a probation officer, for years, with the terms of supervision spelled out in section 65.10. Miss too many check-ins or fail a condition, and a violation hearing can extend supervision or turn into a resentencing that includes prison, up to what the original charge allowed. See what that hearing actually requires, and why it runs on different rules than the case that put you on probation. Conditional discharge is shorter, has no assigned officer, but the court itself can still revoke it and resentence if a condition, including restitution, isn't met.
The exact question to ask
Before signing anything, ask directly: "Is this being offered as a conditional discharge or a sentence of probation, and if it's probation, what exactly will a probation officer require of me, how often, and for how long?" Follow up on restitution specifically: what happens if it isn't paid off by the end of the period. Get the actual conditions in writing, not a verbal summary.
This is the same problem underneath every plea decision covered on this site: the label gets glossed over, and the person accepting the deal finds out what it actually requires only after they've already agreed to it. The one question worth asking before any guilty plea applies here directly, and if the case includes a diversion option instead of a straight sentence, an ACD works on a completely different mechanism and shouldn't be confused with either of these. Ask what you're actually agreeing to, in plain terms, before you sign.