Ask an Property Solicitor. Get an Answer ASAP.
Good evening to you, I'm Lea and I am going to assist you today.
Yes, until March 2021, notice has to be six months, unless the tenant is in at least six months of arrears, in which case you can give a four week notice (s8).
You can, of course, always sell the property with a sitting tenant if you wish.
The following is useful info to assist you with the site:
You're very welcome.
And of course, your tenants may want to move out at the end of their contract too - you can check with them.