The microchipping of indoor cats, despite their predominantly indoor lifestyle, is recommended for a number of reasons, even in the case of no outdoor access.
Foremost, unpredictable circumstances, like human error or the accidental opening of a door, can result in an indoor cat escaping from its home. In these cases, a chip provides a reliable means of identification, facilitating a quick reunion if the cat is found outside.
In addition, the microchip provides tangible proof of ownership. Also, it gives cat owners peace of mind that they are taking proactive steps to ensure the welfare of their pet. It is a modest but effective intervention that provides security in the case of potential loss or emergency situations.