Enter your income and marriage date to calculate the amount and duration of general term MA alimony for your case. Includes post-tax report.This calculator calculates the alimony as identified in MGL Chapter 208 Section 53b: "Except for reimbursement alimony or circumstances warranting deviation. Calculate your potential alimony payments with help from the tools on our Massachusetts divorce attorneys' website. Learn how alimony is calculated in Utah, what judges consider when deciding spousal support awards, and how to get alimony payments changed. Calculate alimony quickly and accurately with our state-specific alimony calculators. Get an estimate based on your state's guidelines for free. The amount of alimony should generally be no more than the receiving spouse needs or 30–35 percent of the difference between the parties' gross incomes. MaritalLaws Alimony Calculator. Gross Salary: Salary before taxes are taken out.