> For the complete documentation index, see [llms.txt](https://docs.coinlocally.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.coinlocally.com/perpetual-contracts/usdt-margined-perpetual-contract.md).

# USDT Margined Perpetual Contract

- [Introduction](https://docs.coinlocally.com/perpetual-contracts/usdt-margined-perpetual-contract/introduction.md)
- [Leverage and Position Limit](https://docs.coinlocally.com/perpetual-contracts/usdt-margined-perpetual-contract/leverage-and-position-limit.md)
- [Ladder Maintenance Margin Rate](https://docs.coinlocally.com/perpetual-contracts/usdt-margined-perpetual-contract/ladder-maintenance-margin-rate.md)
- [Margin and Profit/Loss Calculations](https://docs.coinlocally.com/perpetual-contracts/usdt-margined-perpetual-contract/margin-and-profit-loss-calculations.md)