Re: Add expenses to the mix...
"Now take into account that partner draws a salary from the limited company as well".
Uh-huh. Your partner was doing what exactly? *Cough* tax avoidance *cough*.
I have to commute a long distance as well, and run two houses, but don't get expenses for that as I am an employee. Suck it up. Or quit, which you are apparently going to do.