Section 5700.209 Of Chapter 2. Jurisdiction From California Family Law Code >> Division 9. >> Part 6. >> Chapter 2.
5700.209
. A tribunal of this state shall credit amounts collected
for a particular period pursuant to any child-support order against
the amounts owed for the same period under any other child-support
order for support of the same child issued by a tribunal of this
state, another state, or a foreign country.