This year; the current year — often used in writing or formal contexts.
本年もどうぞよろしくお願いいたします。
I look forward to your continued support this year as well.
本年の売上は昨年より増加した。
This year's sales increased compared to last year.
本年は創立50周年の記念の年です。
This year is the 50th anniversary since the founding.