But experts say the move could lead to a rush of house sales over the next 12 months as landlords look to flee the buy-to-let market before April.
This sudden increase in supply could, in turn, even cause house prices in some areas to fall.
An accidental landlord is someone who didn’t buy a property with the intention of letting it out, but has since ended up doing so.
Some may have inherited a property or been unable to sell their own home. Or they may have had to relocate suddenly for a new job or moved in with a partner and decided to hang on to their own property in the short-term as a safety net.
When you sell investment property, you must pay capital gains tax on any profit you make.