(a) In general
Subject to subsection (b), whenever the Commissioner of Social Security determines that more than the correct amount of any payment has been made to a person under a program described in subsection (e), the Commissioner of Social Security may recover the amount incorrectly paid by decreasing any amount which is payable to such person under any other program specified in that subsection.

(b) Limitation applicable to current benefits

(1) In general
In carrying out subsection (a), the Commissioner of Social Security may not decrease the monthly amount payable to an individual under a program described in subsection (e) that is paid when regularly due—

(A) in the case of benefits under subchapter II or VIII, by more than 10 percent of the amount of the benefit payable to the person for that month under such subchapter; and

(B) in the case of benefits under subchapter XVI, by an amount greater than the lesser of—

(i) the amount of the benefit payable to the person for that month; or

(ii) an amount equal to 10 percent of the person's income for that month (including such monthly benefit but excluding payments under subchapter II when recovery is also made from subchapter II payments and excluding income excluded pursuant to section 1382a(b) of this title).

(2) Exception
Paragraph (1) shall not apply if—

(A) the person or the spouse of the person was involved in willful misrepresentation or concealment of material information in connection with the amount incorrectly paid; or

(B) the person so requests.

(c) No effect on eligibility or benefit amount under subchapter VIII or XVI
In any case in which the Commissioner of Social Security takes action in accordance with subsection (a) to recover an amount incorrectly paid to any person, neither that person, nor (with respect to the program described in subsection (e)(3)) any individual whose eligibility for benefits under such program or whose amount of such benefits, is determined by considering any part of that person's income, shall, as a result of such action—

(1) become eligible for benefits under the program described in paragraph (2) or (3) of subsection (e); or

(2) if such person or individual is otherwise so eligible, become eligible for increased benefits under such program.

(d) Inapplicability of prohibition against assessment and legal process
Section 407 of this title shall not apply to actions taken under the provisions of this section to decrease amounts payable under subchapters II and XVI.

(e) Programs described
The programs described in this subsection are the following:

(1) The old-age, survivors, and disability insurance benefits program under subchapter II.

(2) The special benefits for certain World War II veterans program under subchapter VIII.

(3) The supplemental security income benefits program under subchapter XVI (including, for purposes of this section, State supplementary payments paid by the Commissioner pursuant to an agreement under section 1382e(a) of this title or section 212(b) of Public Law 93–66).