Two rights inside every recording
A recorded song usually involves two copyrights: the composition, owned by songwriters and publishers, and the sound recording, typically owned by a label or the artist. Using a commercial recording in a video normally needs permission covering both, and pairing music with video is generally treated as a synchronization use that ordinary streaming or download purchases do not cover. Recording your own cover avoids the sound recording but still uses the composition, and the compulsory license available for audio-only covers does not extend to video. YouTube's arrangements with publishers often let covers stay up with revenue going to the publisher, but that is a platform policy rather than a license you hold. Crediting the artist, buying the track, or using a short clip does not by itself create permission, though fair use can apply in narrow settings such as commentary or criticism.
Libraries, licenses, and proof
Music from YouTube's Audio Library, a paid stock music service, or a direct license from the artist is the usual safe route. Keep the license terms, the account under which you licensed each track, and the date, because royalty-free tracks are sometimes registered in Content ID by mistake or by the composer's distributor, and the license is what you show in a dispute. Some licenses cover a single channel or exclude paid advertising, so a video reused in a sponsored campaign may need a broader grant. If a claim is wrong, the dispute process inside YouTube is the first step, and a formal counter-notification is a legal statement that should be made only when you are confident it is accurate.
For musicians whose tracks are reused
Artists usually reach Content ID through a distributor or publishing administrator rather than directly, and the settings chosen there decide whether matching uploads are monetized, tracked, or blocked. Blocking every match can cut off fan videos that bring in listeners, while monetizing lets the use continue with revenue flowing to you. Formal takedown notices are better reserved for uploads that monetization does not address, since they lead to strikes against the uploader and can draw counter-notifications. We look at the recordings and compositions you control, your distributor and publishing arrangements, and the uses you want to stop or allow.