Section 47:71 - Limitations on deductions for losses from wagering and from wash salesA. Wagering losses. Losses from wagering transactions shall be allowed as deductions only to the extent of gains from such transactions.B. Loss on wash sales of stock or securities. For disallowance of loss deductions in the case of sales of stock or securities where within thirty days before or after the date of the sale the taxpayer has acquired substantially identical property, see R.S. 47:160.La. Revenue and Taxation § 47:71