Daily drawdown	Maximum drawdown
What it limits	Loss in a single session	Loss across the account’s lifetime
Resets?	Yes, every trading day	No, permanent floor
Typical size	4-5% of account	8-12% of account
Measured from	Start-of-day balance or equity	Starting balance (static) or peak (trailing)
How it kills you	One bad session, fast	Accumulated losses over days, slowly
Who it catches	Revenge traders, oversizers	Traders grinding down over a losing stretch

Everything below is the detail that turns those definitions into decisions you can actually trade on.

Daily drawdown: the limit that ends accounts fastest

Your daily drawdown is the floor for a single session. On a $100,000 account with a 5% daily limit, you have $5,000 of room from your starting point that day. Hit it (even for a moment, even on an open position you intended to hold) and most firms close your trades and terminate the account automatically. There’s no recovery window. The daily rule has zero tolerance, which is precisely why it’s responsible for more sudden failures than anything else.

Two things determine how that $5,000 actually behaves, and both trip up traders who only ever think in percentages.

Balance-based vs. equity-based. A balance-based daily limit counts only your closed profit and loss. If you’re sitting on a floating loss but haven’t realized it, you’re not in breach yet; you have until you close. An equity-based limit counts floating P&L in real time, so an open position that dips against you can breach the account before you ever click “close.” Equity-based is stricter and far more common, and it’s the reason a trade that “would have come back” still failed the account. Check which one your firm uses before you place a single order; it changes how you manage every open position.

Reset timing. “Resets daily” is not the same as “resets at midnight your time.” Futures firms commonly reset at 5:00 PM ET, aligned to the CME session. Forex and CFD firms usually reset at midnight in their server timezone, which may be hours off your local clock. Traders lose accounts to this gap constantly: they think a fresh day has started when it hasn’t, so a small early loss stacks on top of the previous session’s damage. Find your firm’s exact reset time and treat it as part of your trading plan.

Once those two mechanics are clear, the daily limit stops being a vague percentage and becomes a hard, countable budget. And the cleanest way to count it is in trades.

Stop thinking in percent. Think in trades.

A 5% daily limit on a $100k account is $5,000. If you risk 1% ($1,000) per trade, you can take five consecutive losers before the daily limit terminates you. Drop your risk to 0.5% and you get ten attempts. Push it to 2% and a normal three-loss streak, something every honest trader hits regularly, ends the day and possibly the account.

Losers before breach = daily limit ÷ risk per trade

That one line reframes the whole problem. Your risk-per-trade isn’t a number you pick for upside; it’s the number that sets how many mistakes the firm will let you make before lunch. We’ve built an interactive calculator further down the page that runs this for both limits at once, but you can do the arithmetic on a napkin, and you should do it before every session.

Maximum drawdown: the limit that ends accounts quietly

Where daily drawdown is loud and immediate, maximum drawdown is patient. It’s the lowest your account is allowed to go over its entire life. On a $100,000 account with a 10% max, your floor is $90,000, and depending on the firm, that floor either stays put or chases you upward.

Static (fixed) max drawdown is set from your starting balance and never moves. Your floor is $90,000 on day one and it’s still $90,000 after you’ve grown the account to $115,000. This is the trader-friendly version: every dollar of profit widens the gap between your equity and the floor, so a good run buys you breathing room.

Trailing max drawdown follows your highest achieved balance (or equity, at stricter firms) and ratchets up as you make new highs. It never moves down. Grow a $100k account to $108k and your floor climbs from $90k to roughly $98k. The cushion you thought you were building never materializes, because the limit climbed with you. Trailing drawdown punishes giving back open profit, and it’s the rule most responsible for traders breaching while still above their starting balance.

A further wrinkle: trailing limits come in end-of-day and intraday flavors. End-of-day trailing locks the floor at each session’s closing balance, so your intraday swings don’t move it. Intraday trailing follows your live equity high, so a position that floats up $2,000 and then reverses can drag the floor up to that peak and breach you on the pullback, even though you never closed a winner. Most futures firms have moved their evaluations toward end-of-day trailing for exactly this reason; intraday trailing was widely seen as penalizing ordinary trade management. Know which one applies before you let a winner run. For more information check How to pass a prop firm challenge.

The recovery math nobody wants to do

Drawdown has an asymmetry that makes the max limit more dangerous than its size suggests. Losses and the gains needed to undo them are not symmetrical:

Drawdown taken	Gain needed to break even
5%	5.3%
10%	11.1%
20%	25%
33%	49%
50%	100%

A 10% loss doesn’t need a 10% gain to recover. It needs 11.1%, because you’re now earning that return on a smaller base. By the time you’ve dug a 50% hole, you need to double what’s left just to get back to flat. This is why the disciplined move after a rough stretch is to cut size, not increase it. The instinct to “make it back faster” by trading bigger is the exact behavior that turns a recoverable drawdown into a terminal one.

Which limit binds first: the question that actually matters

Here’s where most explanations stop short. They define both limits and leave you to figure out the interaction yourself. The interaction is the lesson.

You can pass the daily check every single day and still fail the account on max drawdown. Picture a $100k account with a 5% daily limit and a 10% static max:

• Monday: down 4%. Inside the 5% daily limit. Fine.
• Tuesday: down another 4%. Again inside daily. But you’re now down 8% from the start.
• Wednesday: down 3%. Comfortably inside the daily limit, and the account is gone, because cumulative losses just crossed the 10% max.

Three legal days in a row, each one obeying the rule you were watching, and the limit you weren’t watching ended you. The reverse trap exists too: a trader with loads of total room left blows a single revenge-fueled session and breaches the daily limit while nowhere near max.

The practical takeaway is to identify, every day, which floor is closer to your current equity, and trade against that one. Early in an account, the daily limit is almost always the binding constraint; you simply can’t lose enough in one session to threaten max before the daily rule stops you. Deep into a losing stretch, max becomes binding, and your daily room is irrelevant because a couple more average days will cross the lifetime floor. Whichever floor your equity is nearer is the number that should be sizing your trades. Track both; size to the tighter one.

Try it on your own numbers

The relationship between account size, the two limits, and your risk-per-trade is easier to feel than to read about. The Drawdown Survival Calculator on this page takes your account size, daily and max percentages, and risk per trade, then shows how many consecutive losers breach each limit, which one binds first, and the gain you’d need to recover if you hit the floor. Plug in your firm’s actual rules and your normal risk before your next session. The output usually argues for trading smaller than you’d planned.

Three traps that breach traders who "knew the rules"

Understanding the limits intellectually doesn't protect you. These are the specific mechanics that catch experienced traders, not just beginners.

The overnight gap. You hold a position through the close. The market gaps against you at the next open and the floating loss instantly eats a chunk of your fresh daily limit before you could have exited, because the move happened while you were flat-footed. Many firms count that gap against your daily allowance anyway. Holding overnight on an equity-based daily limit means accepting risk you can't manage with a stop.

The intraday-trailing reversal. On an intraday trailing account, your equity high sets the floor. A trade floats up nicely, you let it run, it reverses, and you've breached, even though your closed P&L for the day is still green. The fix is to either bank profit before it can trail the floor up against you, or trade only on accounts where the limit trails on closing balances.

The reset-time miscalculation. You think the new session has started and your daily limit is fresh. It hasn't, because your firm resets at 5:00 PM ET and it's 11:00 PM your time. The loss you just took stacked onto a day you thought was over. This is pure operational error, and it's entirely avoidable once you've written your firm's reset time into your plan.

How firms actually structure these rules

There's no single industry standard, and the marketing rarely makes the structure obvious. When you're comparing programs, the percentage headline matters far less than the combination of mechanics underneath it. The rule sets you'll encounter break down along these lines:

• Daily limit basis: balance-based (closed trades only, more forgiving) or equity-based (counts floating losses, stricter and more common).
• Max drawdown type: static (fixed from start, trader-friendly) or trailing (follows your peak, harder to manage).
• Trailing mechanism: end-of-day (locks at the close) or intraday (follows live equity highs, the harshest variant).
• Reset time: when the daily clock actually restarts, in a stated timezone.
• Consistency rules: some firms cap how much of your profit target can come from a single day (often 30-40%), which interacts with how aggressively you can use daily room.

A program advertising a generous 6% daily limit with intraday equity trailing on the max can be harder to keep than one offering a tighter 4% daily limit with a static max, because the static floor rewards your growth and the trailing one erases it. Read the rule page, not the banner. We verify these mechanics against each firm's current published rules rather than their landing-page summaries, because the two often disagree. For more information check What is a prop firm challenge.

How to trade so neither limit catches you

Risk management for prop accounts isn't complicated, but it has to be built backward from the limits rather than forward from your profit ambition.

Start with the binding limit and your worst realistic losing streak. If a five-trade losing run is plausible for your strategy, and for most discretionary traders it is, then your risk per trade has to be small enough that five losers stay inside whatever floor is closest to your equity. On a 5% daily limit, that's roughly 1% per trade or less. The traders who consistently clear evaluation phases tend to risk 0.5% or below, not because they're timid but because the math gives them more attempts.

Set a personal daily stop tighter than the firm's. If the firm allows 5% but you stop trading at 3%, you've built a buffer against the one volatile session that would otherwise end you, and you've removed the temptation to keep pressing on a bad day. Treat the firm's limit as the cliff edge and your own as the guardrail.

Keep position size tied to account equity, never to recent results. Sizing up after a loss to "make it back" is the documented behavior behind the majority of daily breaches; the loss came first, the oversizing followed, and the breach finished the sequence. Your size should change only when your equity changes or your plan tells it to, not when your emotions do.

When you near a limit, stop. Not "trade more carefully." Stop. The cost of sitting out the rest of a session is a missed opportunity. The cost of one more trade near the floor is the account. Those are not comparable risks.