# DIMTP System Variable
[GstarCAD 2021](Help%20System/GSTARCAD/2021/Index.md) → [System Variables](Help%20System/GSTARCAD/2021/System%20Variables/(System%20Variables).md) → [D](Help%20System/GSTARCAD/2021/System%20Variables/D/(D).md)
## Function Description:
The DIMTP system variable is used to set the maximum tolerance limit for dimension text when the DIMTOL or DIMLIM is on.
| | |
| --- | --- |
| Type | Real |
| Saved in | Drawing |
| Initial value | 0.0000 |
The DIMTM system variable could recognize a value with symbols. If the DIMTOL is on and the settings of DIMTP and DIMTM are the same, it could create a tolerance value.
If the values of DIMTM and DIMTP are different, the upper tolerance is drawn above the lower, and a plus sign is added to the DIMTP value if it is positive.
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## Other versions with matching text
[GstarCAD 2016](../../../2016/System%20Variables/D/DIMTP%20System%20Variable.md) · [GstarCAD 2017](Help%20System/GSTARCAD/2017/System%20Variables/D/DIMTP%20System%20Variable.md) · [GstarCAD 2018](Help%20System/GSTARCAD/2018/System%20Variables/D/DIMTP%20System%20Variable.md) · [GstarCAD 2019](Help%20System/GSTARCAD/2019/System%20Variables/D/DIMTP%20System%20Variable.md) · [GstarCAD 2020](Help%20System/GSTARCAD/2020/System%20Variables/D/DIMTP%20System%20Variable.md)