Financial Calculations & Valuation Beginner

Corporate Fixed Asset Schedule & Depreciation Calculator (SLM & WDV Tax Acts) in Python

Generate year-by-year Fixed Asset Registers, Straight-Line (SLM), and Written Down Value (WDV) tax depreciation schedules in Python Pandas.

#pandas#numpy

Problem Statement

Managing corporate asset blocks, additions, sales, and depreciation tax shields across multiple asset classes requires rigorous fixed asset register automation.

Formula / Core Logic

WDV_Depreciation = Opening_Block_Value * Depreciation_Rate

Installation

pip install pandas numpy
fixed-asset-schedule-depreciation-slm-wdv-python.py
import pandas as pd

.def calculate_fixed_asset_schedule(asset_cost, years=5, wdv_rate=0.15):
    rows = []
    opening = asset_cost
    for yr in range(1, years + 1):
        dep = opening * wdv_rate
        closing = opening - dep
        rows.append({'Year': yr, 'Opening': round(opening, 2), 'Depreciation': round(dep, 2), 'Closing': round(closing, 2)})
        opening = closing
    return pd.DataFrame(rows)

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Frequently Asked Questions

Q: How does WDV depreciation differ from Straight Line Method (SLM)?

WDV calculates depreciation on the diminishing net book value each year, whereas SLM charges a fixed percentage on original historical cost.