IR35
BECTU has a guide to tax as a freelancer covering IR35. You can also download their helpful flyer on how IR35 will affect you.
BECTU Freelance Research
A weblog managed by Paul Evans, Freelance Affairs Research Officer for BECTU, though it will occasionally include guest-posts. It combines posts that signpost other initiatives or ones that are ‘thinking out loud’ on the part of the author.
Below are two videos which have helpful information about Making Tax Digital and IR35.