Can Trump's income from the US Government be garnished or attached?

Now that Trump has finally been found liable for defamation comes the tough part: collecting. To that end, can Trump’s money from the federal government, be it pension, money for office space or secret service protection or other, be attached or garnished?

Retirement income can not be garnished. Money for office space is not money paid to Trump so it could not be garnished. The Fed government pays for the secret service. So the answers are o.

Do you have any cites for your statements?

There is this:

Pensions, 401k plans, IRAs, and other tax-deferred retirement accounts are protected from creditors under Section 222.21 of Florida Statutes. All forms of tax-deferred retirement plans are protected. The statutory exemption specifically includes pension plans designated for teachers, county officers and employees, state officers and employees, police officers, and firefighters. Individuals typically hold a substantial portion of their financial wealth within IRA accounts and other tax-qualified retirement plans.

There is strong public policy in favor of protecting retirement plans from creditors. The exemption protects money the debtor needs to support themselves and their non-debtor family members during retirement. Without protected retirement funds, a debtor and their family could become dependent upon state government subsidies and care. - SOURCE