Rules on Criminal Procedure
Section 12. Qualifications of sureties in property bond. - The qualification of sureties in a property bond shall be as follows:
(a) Each must be a resident owner of real estate within the Philippines;
(b) Where there is only one surety, his real estate must be worth at least the amount of the undertaking;
(c) If there are two or more sureties, each may justify in an amount less than that expressed in the undertaking but the aggregate of the justified sums must be equivalent to the whole amount of bail demanded.
In all cases, every surety must be worth the amount specified in his own undertaking over and above all just debts, obligations and properties exempt from execution. (12a)