1 Authorized Share Capital
Authorized share capital is the maximum amount (monetary value) of share allowed for issue by the memorandum of association. Company cannot raise share capital more than authorized share capital.
Authorized share capital limit can be extended only by shareholders casting 75% vote in AGM.
Authorized share capital is of no use for accounting purpose.
2 Issued Share Capital
Issued share capital is monetary value of share capital already allotted to shareholders.
Issued share capital is most relevant for accounting purpose.
3 Paid up Share Capital
Paid up share capital is portion of issued share capital for which company has received cash.
Paid up share capital is used for calculating EPS (Earning Per Share).
4 Called up Share Capital
Called up share capital is portion of issued share capital for which company has demanded cash but cash not received until period end.
Called up share capital is used for calculating Diluted EPS (Earning Per Share), that is not in ACCA F3 Financial Accounting syllabus.