1. (required by obligation or compulsion or convention
"he made all the obligatory apologies")
obligatory
2. (required by rule
"in most schools physical education is compulsory"
"attendance is mandatory"
"required reading")
compulsory, mandatory, required: :
3. (absolutely necessary
vitally necessary
"essential tools and materials"
"funds essential to the completion of the project"
"an indispensable worker")
essential, indispensable: : synonim: wymagany
mature, due~ należność - mature due/receivable~ podatek - chargeable tax~ rata - due instalment~ stać się - to reach maturity, to come due~ wierzytelności - executable claims~ wymagalnym i płatnym stać się - to become due and payable
due ~e zobowiązania matured liabilities
adj. due
executable, demandable, claimable
claimable