Which Prop Firm Has the Best Rules? 8 Rules That Matter More Than the Price
No firm has the best rules for everyone. These 8 rules decide whether an account fits you, and they matter more than the price of the challenge.
OctoFunded Trading DeskUpdated ยท 8 min read
The prop firm with best rules is the one where your normal trading never comes close to a breach. Price is easy to compare, so it gets most of the attention. But a cheaper challenge with tighter rules can end more often, and the second fee costs more than the saving.
This guide ranks the eight rules by how much they affect a typical account, shows how to compare two rule sets on a $100K simulated account, lists the rule red flags and gives an honest note on where OctoFunded fits as a new firm.
Key takeaways
- "Best rules" is personal: the same limits can be easy for one trader and impossible for another.
- The daily limit comes first: it ends more accounts than any other rule.
- Trailing vs static changes everything: two "8%" floors can leave very different room.
- Price comes after rules: compare fees only between rule sets that fit you.
- Fixed rules beat good rules: a rule set that can change mid-account is hard to plan around.
What makes prop firm rules "the best"?
The best prop firm rules are the ones that fit your numbers with room to spare, are written with formulas before you pay and stay fixed for your account. There is no universal winner, because traders differ in stop size, trade frequency and how their profit is spread across days.
If you want a refresher on each term, read prop firm rules explained first. In short, you pay a one-time fee, trade an evaluation or a funded account on simulated capital, and receive payouts under the program rules. Every rule below decides either how much room you have or when a payout can be requested.
Which 8 rules matter more than the price?
These eight rules matter more than the price because each one can end an account or delay a payout. They are listed roughly in order of impact for a typical day trader.
| # | Rule | Question to ask | What a trader-friendly answer looks like |
|---|---|---|---|
| 1 | Daily loss limit | What percentage, from which balance, and does floating loss count? | Wide enough for many normal losses, with a clear formula |
| 2 | Drawdown type | Static or trailing, and how does a trailing floor move? | Static, or trailing with a stated method and stop point |
| 3 | Drawdown size | What percentage of the starting balance? | Larger than your worst losing streak with room to spare |
| 4 | Consistency or best day cap | What share of profit can one day be, and when is it checked? | No cap, or a cap with a clear formula |
| 5 | Time limit | Is there a deadline? | None |
| 6 | Trading style rules | EAs, news, weekend holding? | Written policy for each, with any limits stated |
| 7 | Fee refund and payout terms | Refund, split, cycle, method, proof? | Refund stated per program; payouts you can check |
| 8 | Rule version | Do the rules you buy stay fixed? | Fixed at purchase, in writing |
1. Daily loss limit
The daily loss limit is the rule most traders break first. Ask which balance it is measured from and whether open losses count. A 5% limit from the day's starting balance and a 5% limit from the day's highest equity are not the same rule.
2. Drawdown type
A static floor stays where it starts. A trailing floor rises as your account grows. Read static vs trailing drawdown and trailing drawdown explained before you compare any two firms.
3. Drawdown size
The size is your total room for a losing streak. Compare it in dollars against your worst streak from a peak, not from the start.
4. Consistency or best day cap
A consistency rule or best day rule limits how much of your profit can come from one day. It does not end an account, but it can delay a payout.
5. Time limit
A deadline pushes traders to force trades in slow weeks. A prop firm with no time limit removes that pressure.
6. Trading style rules
If you run bots, trade news or hold over the weekend, get the policy in writing. See our pages on a prop firm that allows EAs, news trading rules and weekend holding rules.
7. Fee refund and payout terms
A challenge fee refund changes the real cost. For payouts, ask for the split, the cycle and proof you can open yourself, such as an on-chain transfer. Learn how to check a payout transaction hash.
8. Rule version
Ask whether the rules on the day you buy apply until the account ends. If the answer is vague, treat every number on the page as provisional.
How do you compare rules on a $100K simulated account?
You compare them by turning each percentage into dollars and setting it next to your own numbers. Below is an illustrative example with two made-up rule sets, called A and B. They are examples, not real firms. The fees are hypothetical units, not prices.
The trader. On a $100K simulated account, this trader risks $500 per trade (0.5%). From 3 months of demo trading:
- Worst single day: a loss of $3,500 (3.5%).
- Worst losing streak from a peak: $7,500 (7.5%).
- Best day: $3,000 out of $9,000 total profit for the month, a 33% share.
| Rule | Trader's number | Rule set A (fee: 1 unit) | Rule set B (fee: 0.8 units) |
|---|---|---|---|
| Daily loss limit | $3,500 worst day | 5% = $5,000, room $1,500 | 4% = $4,000, room $500 |
| Drawdown | $7,500 worst streak | 10% static = $10,000, room $2,500 | 8% trailing = $8,000, room $500 at best |
| Best day cap | 33% of profit | No cap in this example | 20% cap, not met |
| Time limit | None | 30 days in this example | |
| Rule version | Fixed at purchase | Not stated |
Daily loss. Under A, the worst day uses 70% of the limit ($3,500 of $5,000). Under B, it uses 88% ($3,500 of $4,000), so one slipped stop could end the account.
Drawdown. The $7,500 streak fits inside A's $10,000 static floor with $2,500 to spare. Under B's 8% trailing floor, the $500 margin exists only if the streak starts at the starting balance.
Best day. Under B's 20% cap, a $3,000 best day needs $3,000 divided by 0.20, which is $15,000 of total profit. That is $6,000 more than the $9,000 so far.
Price. B is 20% cheaper. But if B's tighter rules mean this trader needs a second attempt, the total cost is 1.6 units against 1 unit for A. The cheaper rule set is the more expensive one for this trader.
What rule red flags should you watch for?
The main red flag is any rule you cannot turn into a dollar number before you pay. Wait or walk away if you see:
- Percentages with no reference balance or no formula.
- "Reasonable risk" or "fair use" terms with no number attached.
- A trailing floor with no method stated.
- No rule version, or a note that rules may change at any time.
- Rules found only in a help article and not on the rules page.
- Promised results. No honest firm can promise that you will pass or be paid.
- Countdown pressure that pushes you to buy before reading.
Where do OctoFunded's rules fit?
OctoFunded's rules fit traders who want every limit written before they pay, with no deadline and EAs allowed. These are the confirmed facts as of October 2026:
| Rule | 2-Step | 1-Step | Instant Funded |
|---|---|---|---|
| Target | 10%, then 5% | 10% | No evaluation phase |
| Daily loss limit | 5% | 4% | 3% |
| Max drawdown | 10% static | 8% trailing | 6% trailing |
| Best day cap | Not listed | 50% of total profit | 20% of total profit |
| Time limit | None | None | None |
| Fee refund | With the first payout | With the first payout | None |
- Sizes and fee: $10K to $100K of simulated capital, for a one-time fee paid in crypto (USDT TRC20 or ERC20, USDC, BTC, ETH or SOL).
- EAs: allowed on all programs.
- Payouts: an 80% profit split from the first payout, every 14 days, in USDT or USDC on-chain with a public transaction hash, subject to the program rules.
OctoFunded is a new firm, so there is no long payout history yet. Read the full OctoFunded program rules for anything not listed here, including how each trailing floor is calculated, before you buy.
FAQ
Which prop firm has the best rules?
No firm has the best rules for every trader. The best rules for you are the ones whose daily loss limit, drawdown and consistency terms hold your worst day, worst streak and best day, written in full before you pay and fixed for your account.
Which prop firm rule matters most?
For most traders, the daily loss limit matters most, because it ends more accounts than any other rule. The drawdown type comes next, since a trailing floor can leave much less room than a static one of the same size.
Are cheaper prop firm challenges a better deal?
Not always. A lower fee with tighter rules can cost more over time if the account ends more often. Compare the rules against your numbers first, then compare the fee, the refund terms and the payout proof.
What makes prop firm rules fair?
Fair rules are written with numbers and formulas, published before you pay, fixed for your account and applied the same way to everyone. Vague terms such as reasonable risk, with no percentage, are hard to plan around.
What are OctoFunded's rules?
OctoFunded is a new firm. The 2-Step has a 5% daily loss limit and a 10% static drawdown, the 1-Step a 4% daily limit and an 8% trailing drawdown, and Instant Funded a 3% daily limit and a 6% trailing drawdown, all on simulated capital with no time limit and EAs allowed.
Run the 8 rules on us too
Put OctoFunded through the same eight rule checks you use on any firm. The 2-Step, 1-Step and Instant Funded rules are published before you buy, all on simulated capital, with a one-time fee and no time limit.
