FAQ answer
How long is calibration valid?
A certificate reports results for the date of calibration. The next due date is normally decided by the customer policy, manufacturer recommendation, risk level and usage history.
This answer is written for hospitals, biomedical engineers, quality teams and procurement teams comparing calibration, testing, validation, electrical safety and audit documentation requirements. Final decisions should follow equipment risk, manufacturer guidance, customer policy and the current approved NABL scope where accreditation is requested.
Related service pages
Medical Equipment Calibration
Electrical Safety Testing
NABL Accredited Calibration Laboratory
NABH Compliance Services
Equipment Validation
Biomedical Audit