For example, if you wish to calculate a monthly average number of hours worked and use six months of data, divide the total hours your employee works in six months and divide the result by six to determine the monthly average hours of work for the employee.
Social Security disability payments may be includable in taxable income and still not increase the tax you pay. A lump-sum retroactive payment of Social Security Disability Insurance (SSDI) may be includable in taxable income, depending on the amount and your other income and deductions.
Social Security disability benefits (SSDI) can be subject to tax, but most people do not end up paying taxes on them because they don't have much other income. About a third of Social Security disability recipients, however, do pay some taxes, because of their spouse's income or other household income.eep in mind that if your disability benefits are subject to taxation, they will be taxed at your marginal income tax rate. In other words, your taxes would not be 50% or 85% of your benefits; they would probably be 10-15% of your benefits.