Now that you are facing Tax Season, there is some good news about getting the training you need to be Green Clean certified. This training expense is definitely "Business Related" and a classic tax deductible expense.  There is always the need to present this to your accountant, but it is typically an expense that you can write off against your income.  If there is any hesitancy to about paying the modest price to get Green Clean certified, it is a positive factor on your tax bill while upgrading the credentials of your janitorial service.