Indeed:
Standard 5.B.1 Gross of fees should be presented (recommendation)
Standard 2.A.4 All returns must be calculated after deduction of the actual trading expenses.
Standard 4.A.5 and 4.A.6:
When presenting gross of fees, disclose if any other fees are deducted in addition to the trading expenses.
When presenting net of fees, disclose if any other fees are deducted in addiction to trading expenses and management fees, if model or actual investment management fees are used, or if returns are net of performance based fees.