Age & Birthday Countdown Calculator • වයස සහ උපන්දින කැල්කියුලේටරය
Determine your exact chronological age in years, months, and days, next birthday countdown, total days lived, and key Sri Lankan statutory age milestones.
Date of Birth (උපන් දිනය)
Select your birthday to compute age
Select your birth date to calculate your exact age.
Key Legal & Life Age Milestones in Sri Lanka (ශ්රී ලංකාවේ නීතිමය හා ජීවිත සන්ධිස්ථාන)
Standard statutory milestones, educational admissions, and social security thresholds under Sri Lankan legislation.
| Age | Statutory Milestone | Governing Authority / Act | Key Requirement |
|---|---|---|---|
| 5 Years | Grade 1 School Admission | Ministry of Education | Eligible as of January 31st of intake year |
| 16 Years | National Identity Card (NIC / ජාතික හැඳුනුම්පත) | Dept. for Registration of Persons | Compulsory registration for all citizens |
| 18 Years | Voting Rights & Driving License | Election Commission / DMT | Legal age of majority, full electoral eligibility |
| 55 Years (F) | EPF Retirement Benefit (Female) | Central Bank / Labour Dept. | Lump-sum EPF/ETF balance withdrawal on cessation |
| 60 Years (M) | EPF Retirement Benefit (Male) | Central Bank / Labour Dept. | Statutory male retirement age for EPF withdrawal |
Frequently Asked Questions • නිතර අසන ප්රශ්න
How is exact chronological age calculated?
Chronological age is calculated by taking the exact difference between your date of birth and the current date (or a target date). The algorithm accounts for the exact number of days in each calendar month and incorporates leap years with 366 days.
What are the legal age milestones in Sri Lanka?
In Sri Lanka: Age 5 is the standard entry age for Grade 1 schooling; Age 16 is the requirement to obtain a National Identity Card (NIC) from the Department for Registration of Persons; Age 18 is the age of legal majority, conferring voting rights and driving license eligibility; Age 55 (females) and 60 (males) is the standard eligibility threshold for EPF retirement benefits.
How does the next birthday countdown work?
The next birthday countdown determines the upcoming calendar anniversary of your date of birth, displaying the exact remaining months and days until your next celebration.
Can this tool calculate age for past historical dates or future dates?
Yes, by adjusting the target date parameter, you can compute someone's age on a specific wedding date, exam entry date, or historical event date.
How Chronological Age Is Calculated
Chronological age calculates the exact duration since birth by counting complete calendar years, followed by remaining months and days, properly accounting for leap years and fluctuating days per month.
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