| Content | Contains IParagraphContent objects. |
| IsListHeader | Specifies the appearance of a specific heading without numbering.The defined values for the text:is-list-header attribute are: - false: heading will be numbered. - true: heading will be not numbered, even if an explicit list-style is given. The default value for this attribute is false. |
| Level | Specifies the level of a heading, starting with 1. Headings without a level attribute are assumed to be at level 1. |
| Number | Contains the text of a formatted number which is present when a list style is applied to an element whose corresponding list level style specifies that the list label is a number. This text may be used by consumers that do not support the automatic generation of numbering but should be ignored by consumers that do support it. |
| RestartNumbering | Specifies whether to restart the numbering of headings.The defined values for the text:restart-numbering attribute are: - false: numbering of headings does not restart. - true: numbering of headings does restart. The default value for this attribute is false. |
| StartValue | Specifies the value that restarts numbering at the current heading. |
| Style | Specifies the style that shall have the family paragraph. If a conditional style is applied, this attribute has the name of the style that was the result of the conditional style evaluation. |