The Trend / Depreciation Schedules for the appropriate tax year and the NAICS Classification Codes are provided below in PDF for your convenience: 2024 Trend / Depreciation Schedule 2023 Trend / Depreciation Schedule 2022 Trend / Depreciation Schedule 2021 Trend / Depreciation Schedule 2020 Trend / Depreciation Schedule 2019 Trend / Depreciation Schedule 2018 Trend / Depreciation Schedule 2017 Trend / Depreciation Schedule 2016 Trend / Depreciation Schedule 2015 Trend / Depreciation Schedule 2014 Trend / Depreciation Schedule 2013 Trend / Depreciation Schedule 2012 Trend / Depreciation Schedule 2011 Trend / Depreciation Schedule