Paragraphs.TabHangingIndent (Word)

Sets a hanging indent to a specified number of tab stops.

You can also use this method to remove tab stops from a hanging indent if the value of Count is a negative number.

TabHangingIndent (Count)

Count: The number of tab stops to indent (if positive) or the number of tab stops to remove from the indent (if negative).

ActiveDocument.Paragraphs.TabHangingIndent(2)