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diff --git a/src/cpu/operators/CpuSub.h b/src/cpu/operators/CpuSub.h
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+/*
+ * Copyright (c) 2021-2023 Arm Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef ARM_COMPUTE_CPU_SUB_H
+#define ARM_COMPUTE_CPU_SUB_H
+
+#include "arm_compute/function_info/ActivationLayerInfo.h"
+
+#include "src/cpu/ICpuOperator.h"
+
+namespace arm_compute
+{
+namespace cpu
+{
+/** Basic function to run @ref kernels::CpuSubKernel */
+class CpuSub : public ICpuOperator
+{
+public:
+    /** Initialise the kernel's inputs, dst and conversion policy.
+     *
+     * Valid configurations (src0,src1) -> dst :
+     *
+     *   - (U8,U8)                          -> U8
+     *   - (QASYMM8, QASYMM8)               -> QASYMM8
+     *   - (QASYMM8_SIGNED, QASYMM8_SIGNED) -> QASYMM8_SIGNED
+     *   - (S16,S16)                        -> S16
+     *   - (S32,S32)                        -> S32
+     *   - (F16,F16)                        -> F16
+     *   - (F32,F32)                        -> F32
+     *
+     * @param[in]  src0     First tensor input info. Data types supported: U8/QASYMM8/QASYMM8_SIGNED/QSYMM16/S16/S32/F16/F32
+     * @param[in]  src1     Second tensor input info. Data types supported: U8/QASYMM8/QASYMM8_SIGNED/QSYMM16/S16/S32/F16/F32
+     * @param[out] dst      Output tensor info. Data types supported: U8/QASYMM8/QASYMM8_SIGNED/QSYMM16/S16/S32/F16/F32
+     * @param[in]  policy   Policy to use to handle overflow. Convert policy cannot be WRAP if datatype is quantized.
+     * @param[in]  act_info (Optional) Activation layer information in case of a fused activation. Currently not supported.
+     */
+    void configure(const ITensorInfo         *src0,
+                   const ITensorInfo         *src1,
+                   ITensorInfo               *dst,
+                   ConvertPolicy              policy,
+                   const ActivationLayerInfo &act_info = ActivationLayerInfo());
+    /** Static function to check if given info will lead to a valid configuration
+     *
+     * Similar to @ref CpuSub::configure()
+     *
+     * @return a status
+     */
+    static Status validate(const ITensorInfo         *src0,
+                           const ITensorInfo         *src1,
+                           const ITensorInfo         *dst,
+                           ConvertPolicy              policy,
+                           const ActivationLayerInfo &act_info = ActivationLayerInfo());
+
+    // Inherited methods overridden:
+    void run(ITensorPack &tensors) override;
+};
+} // namespace cpu
+} // namespace arm_compute
+#endif /* ARM_COMPUTE_CPU_SUB_H */