Not true. If you have any device (PC, laptop, mobile, tablet etc) which has the capacity to receive and/or play BBC content, and you use it to do so, you are liable to pay the licence fee.
(nearly right - see correcting post below)
https://www.bbc.co.uk/news/entertainment-arts-60014514
This licence fee announcement will be the last. The days of the elderly being threatened with prison sentences and bailiffs knocking on doors, are over.
Time now to discuss and debate new ways of funding, supporting and selling great...