callable capital
noun[U]
ukusFINANCE,STOCK MARKET
thepartof a company'scapitalfrom thesaleofsharesfor which thecompanyhas not beenpaid, but for which it candemandpayment:
Fifteenpercentof theauthorizedcapitalis in theformof paid-incapital, and theremaining85percentis in theformof callablecapital.