The third set of grants from SEISS must be claimed for by January 29 and they will be capped at £7,500 in total.
Martin explained eligibility has largely remained unchanged, with those earning profits over £50,000, who haven't done a 2019/19 tax return, who are new starters or have 50 percent of their income not come from self-employment not qualifying.
However, Martin went on to explain a key rule for claims which has recently been updated: "Here's what's crucial.
"What's really important to understand is that when you apply for this you need to make a declaration that you have a reasonable belief that you will have a significant trading profit reduction due to Covid.