Taxes · 7 min read
StarTrader Tax Strategy: How Holding Periods Cut Your Rate in Half
Two traders make the same 500 SC profit on the same player in the same week. One of them keeps noticeably more of it, entirely because of how long each of them held.
The tax system is StarTrader's most distinctive feature and its deepest source of strategy. Sell a position for a profit and you owe tax on the gain. What you owe comes down to two things you control: how long you held the shares, and which subscription tier you're on (in a league, every member pays the league's rate instead).
You're only ever taxed on the gain
The first thing to internalize: taxes apply only to your gains. Buy 100 SC of a player, sell for 150 SC, and you owe on the 50 SC of profit. The original 100 stays yours untouched, and losses are never taxed at all.
Short-term vs. long-term rates
The single biggest lever is your holding period. Hold a winning position for 30 days or more and your rate drops to the long-term tier, roughly half the short-term rate:
| Holding period | Free | Plus | Pro | Elite |
|---|---|---|---|---|
| Short-term (< 30 days) | 30% | 30% | 20% | 10% |
| Long-term (30+ days) | 15% | 15% | 10% | 5% |
Your rate is a rolling 12-month average
Here's the part that catches people out: your effective tax rate is not simply your current tier. It's a rolling 12-month weighted average of your subscription history. The platform takes a snapshot on the 1st of each month and averages your rates across the past year.
This is deliberately designed to prevent gaming. Upgrading to Elite for a single month just to dump everything at 5% barely moves your blended rate. The only way to genuinely lower your effective rate is to stay on a higher tier consistently over time. Tax efficiency rewards commitment, not last-minute maneuvering.
Tax Day: when deferred tax comes due
Tax on a gain comes out of the sale itself, the moment you sell. Tax Day only matters in a league whose commissioner has lowered the league's tax. The part you didn't pay at the sale is recorded as deferred tax, and the league collects it later:
| When | What happens |
|---|---|
| On the league's Tax Day | The commissioner picks any date after today. There's no default, and a league doesn't have to set one. Once set it can't be moved; after it passes, the commissioner has 7 days to pick the next one. |
| When the league closes or resets | Every member's deferred tax is collected, Tax Day or not. |
| When you leave | Your deferred tax is collected from your league account. |
Watch your deferred tax
A simple tax playbook
Three habits keep your tax drag low. First, let winners cross the 30-day line before selling whenever the thesis still holds, halving the rate is often worth more than a slightly better exit price. Second, if you trade seriously, hold a higher tier consistently so your personal rolling average actually comes down (league accounts use the league's rate). Third, in a league that lowers tax, track your deferred tax and keep enough StarCoins in that league account to cover it. None of these require predicting the market, they're pure, controllable edge.