Creo que primero tienes que entender el texto original.

Qué significa "Charter fee"? Es un cargo/comisión que cobra un "Chartered bank"; es un banco autorizado por el estado.

En WordReference se llama un "banco comercial".
https://forum.wordreference.com/threads/chartered-bank.11289...

http://www.muyfinanciero.com/conceptos/banco-comercial/

La segunda parte de tus terminos parece ser dos cosas separadas porque juntas no tiene sentido.

1) Balance
2) Payment of the Charter fee

1) Saldo
2) Pago del cargo/de la comisión del banco comercial

https://www.bn.com.pe/clientes/transferencias/interbancaria-...

https://es.mobiletransaction.org/transferencias-bancarias-in...

https://www.bbva.es/content/dam/public-web/bbvaes/documents/...

Falta información, pero en general "charter fee" es lo que se paga por alquilar un barco o fletar un avión:

General agreement / Charter conditions - - KIWI Mallorcahttps://kiwimallorca.com › general-agreement-charter-c...
PAYMENT OF CHARTER FEE AND OTHER AMOUNTS TO KIWI Mallorca by Simarin Services Spain S.L.. At the time of booking, fifty percent (50%) of the charter fee and ...

General terms - Montenegro Charterhttps://www.montenegrocharter.com › charter › general-te...
Following the Owner's consent, the Charterer may effectuate the payment of charter fee, deposit for covering additional costs, delivery and re-delivery fees ...

"balance" also means "the part not yet paid". I imagine that they put up a deposit for the charter (of a boat or plane, maybe -- ¿flete?) and that this transfer is for the rest of the amount due.