Cookie compliance in WordPress ensures that websites meet legal requirements regarding the use of cookies, which are small data files stored on a user's device. Regulations like the GDPR (General Data Protection Regulation) and the CCPA (California Consumer Privacy Act) require websites to inform users about cookie usage and obtain consent before tracking. WordPress plugins like Cookie Notice or Complianz simplify this process by adding customizable cookie consent banners to your site. These plugins allow users to accept or reject cookies, helping you maintain compliance. Proper cookie compliance not only protects user privacy but also avoids potential legal issues for website owners.