Rule 1.4:
1.4
Ice Markings -
A red line 2 inches wide, and a maximum of 15 feet and a
minimum of 10 feet from each end of the rink (11 feet is preferred), shall
be drawn completely across the width of the ice and continued vertically
up the side of the boards. The red line shall be known as the
goal line.
In front of each goal, a goal crease area shall be marked by a red line 2
inches in width.
The ice area between the two goals shall be divided into three parts by lines
12 inches in width and
blue in color, drawn at least 60 feet out from the
goal lines, extending completely across the rink parallel with the goal lines,
and continuing vertically up the side of the boards. It is preferred that the
offensive zone be 64 feet when possible