Don’t let the holiday rush keep you from taking some important steps to cut your 2019 taxes. You still have time to execute a few strategies, including: Buying Assets Thinking about purchasing new or used heavy vehicles, heavy equipment, machinery or office equipment in the new year? Buy it and place it in service by December 31, and you can deduct 100% of the cost as bonus depreciation. Although “qualified improvement property” (QIP) — generally, interior improvements to nonresidential real property — doesn’t qualify for bonus depreciation, it’s eligible for §179 immediate expensing. And QIP now includes roofs, HVAC, fire protection systems, alarm systems and security systems placed in service after the building was placed in service. You can deduct as much as $1.02 million for QIP and other...