A locking conduit lid and method of use that can lock or secure wires inside a conduit such that is would be almost impossible for a would be thief to pull the wires out of the conduit. The locking conduit lid contains a conduit sleeve that is designed to be fixedly attached to the inside of a polyvinylchloride (PVC) pipe, rigid metal pipe, or any other existing pipe or conduit that contains electrical wires. The electrical wires are secured to the conduit sleeve such that they cannot be pulled out of the conduit sleeve. A locking conduit lid prevents access to the wires inside the conduit sleeve thereby preventing theft of the wires.