Delete a Section 179 Deduction Limit You can delete the tax year calendar and limit for the section 179 deductions. To delete a Section 179 deduction limit, complete the following steps: From the Vision Navigation menu, click Configuration > Asset Management > Section 179. In the grid, click the row that contains the year and deduction limit that you want to delete. On the grid toolbar, click Delete. Vision deletes the selected deduction limit from the grid. Click Save. Parent Topic: Section 179