The Supreme Court of Alabama’s decision in Ex parte Ross confirms three years of continuous adverse possession after the purchaser becomes entitled to a tax deed cures a defective or void tax sale, and if the owner sues for redemption, that waives the claim of a bad sale. When the Three‑Year Period Begins The three‑year cure period begins only when the purchaser becomes entitled to demand a deed, which occurs three years after the sale, and only if the purchaser is in actual