For Massachusetts personal income tax purposes, Massachusetts residents are generally taxed on all of their income from whatever sources derived. M.G.L. c. 62, § 2. Nonresidents are taxed on items of gross income from sources within the Commonwealth, including income derived from or connected with any trade or business, including any employment, in Massachusetts. M.G.L. c. 62, § 5A(a). Wage income paid to an individual that is subject to the Massachusetts personal income tax generally must be withheld upon for each payroll period by his or her employer. M.G.L. c. 62B, § 2. 830 CMR 62.5A.3 sets forth general rules applicable to nonresident employees who are telecommuting on behalf of an in-state business from a location outside the state due to the COVID-19 pandemic, and explains the parallel treatment that will be accorded to resident employees with income tax liabilities in other states that have adopted similar sourcing rules.
Massachusetts COVID-19 State of Emergency. The state of emergency in the Commonwealth of Massachusetts proclaimed in the Governor's Declaration of a State of Emergency to Respond to COVID-19, issued March 10, 2020.
Nonresident. Any natural person who is not a Massachusetts resident.
Pandemic-related Circumstances, generally include the following situations;
Resident. Any natural person domiciled in Massachusetts or any natural person who is not domiciled in Massachusetts, but who maintains a permanent place of abode in Massachusetts and spends in the aggregate more than 183 days of the tax year in Massachusetts, including days spent partially in and partially out of Massachusetts.
830 CMR, § 62.5A.3