As landlords are now into the period where the next tax return (re April 2017 to April 2018) will be filled out according to the new rules, this news item signposts the reader to useful articles on the subject. These are not necessarily recent articles but they do explain the position clearly.
Moneysupermarket’s outline of the tax changes and how they affect landlords is helpful.
A Which article on the new tax rules also provides an easy to understand explanation.
Or you may want to consult the government guidance on the new residential landlord tax rules.