Spanish to English Bus/Financial Insurance heading in an insurance claim form

under the description of the material damage to a car, the cause, and type of accident:

GARANTIAS/CONCEPTOS AFECTADOS:

R.C.OBLIGATORIO/DANOCIC ... nnn,nn
R.C.OBLIGATORIO/PERITO ...... nn,nn

...followed by the details of the other vehicle.
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This is probably staring me in the face, but I'd be most grateful for any help. Many thanks!