OSD or itemized deductions: the choice every self-employed Filipino has to make
If you are self-employed or a freelancer in the Philippines, you get to pick how to reduce your taxable income before the BIR computes what you owe. Here is what OSD and itemized deductions actually mean, and how to think about which one fits you.
When you earn income as a self-employed person, a freelancer, or a professional, you do not pay tax on your entire income. The BIR lets you subtract certain amounts first. What is left after that subtraction is your taxable income, and that is what gets taxed.
The question is: how do you calculate that subtraction?
Under the official BIR rules, you get two options. You choose one, and you stick with it for the whole year.
Option 1: The Optional Standard Deduction (OSD)
The Optional Standard Deduction, or OSD, is the simpler path. You deduct a fixed percentage of your gross income (or gross sales, depending on how you earn). You do not need to keep every receipt or document every business expense. The percentage is set by the rules; you apply it and move on.
The main appeal of OSD:
- Less paperwork. No need to track and prove individual costs.
- Faster filing. The computation is straightforward.
- Fewer audit questions about specific expenses.
The trade-off: your deduction is capped at that fixed rate. If your actual costs run much higher than the standard amount, you end up with a larger taxable income than you would under the other method.
Option 2: Itemized Deductions
With itemized deductions, you list your actual business expenses and deduct the total. Rent, utilities, supplies, transportation for business purposes, professional fees paid to others, and similar costs can all be included, as long as they meet the BIR's requirements and you have the documents to back them up.
The main appeal of itemized deductions:
- If your real expenses are high, this method can shrink your taxable income more than the OSD can.
- The deduction reflects the actual cost of running your work.
The trade-off: you must keep records. Official receipts, invoices, supporting documents. If the BIR asks questions later, you need to show proof. More discipline is required, especially across a full year of transactions.
How to think about the choice
Here is a practical way to approach it. Ask yourself: are my actual, documented business expenses higher than what the standard percentage would give me?
If the answer is yes, and you are organized enough to keep complete records, itemized deductions may result in a lower tax bill.
If the answer is no, or if tracking every expense is not realistic for how you work, the OSD is often the safer, simpler choice. Most freelancers and professionals with modest overhead find that the OSD is still a meaningful deduction without the administrative burden.
One thing to keep in mind: you must declare your choice when you file your income tax return. You cannot mix both methods within the same tax year.
What you cannot deduct either way
Some costs are personal, not business. Food, clothing (unless it is a genuine work requirement), personal loan payments, and similar items are not deductible under either method. The BIR only allows deductions for ordinary and necessary business expenses.
Also, if you chose the 8% flat tax rate instead of the graduated income tax rates, the OSD versus itemized question does not apply to you in the same way. The 8% option taxes your gross receipts or sales directly, so the deduction calculation works differently.
Not sure which method fits your situation?
The right call depends on your income level, your actual costs, and how organized your records are. AskOnward reads the official BIR rules and can walk you through the logic for your specific setup. Type your question and get a plain-language answer grounded in what the rules actually say.
This article is for general information and is not affiliated with the government. For official forms and the latest rules, see the Bureau of Internal Revenue at bir.gov.ph.