1. Parents' maintenance is distributed among their children in accordance with the solvency of each one of them. 2. If one of the children spends on his/her parents or one of them willingly, he/she has no right to be reimbursed by his/her siblings. 3. If one of the children spends on his/her parents or one of them subject to a ruling on the children to pay maintenance, then the one who spent may claim from each of his/her siblings what he/she spent in accordance with the ruling, as long as his/her spending was with the intention of being reimbursed.
Interpretation and application must be checked against the official text and current version.