Оплата осуществляется в виде аванса

Оплата осуществляется в виде аванса, в размере, определенном пункте 4.1 Договора, ежемесячно до двадцатого числа календарного месяца.

Результаты (английский) 1:

Payment is made in advance, at the rate defined by the paragraph 4.1 of the contract, monthly until the 20th day of a calendar month.

Результаты (английский) 2:

Payment is made in the form of an advance, in the amount specified by paragraph 4.1 of the Agreement, on a monthly basis until the twentieth day of the calendar month.

Результаты (английский) 3:

payment is made in the form of an advance of $, a month before the twentieth paragraph 4.1 of the calendar month.