(a) Signature of parent or guardian.--The application of any person under the age of 18 years for a learner's permit or driver's license shall also be signed by the father, mother, guardian or person in loco parentis which signature shall be verified before a person authorized to administer oaths or before an authorized department employee.

(b) Signature of spouse of married minor.--The application of any married person under the age of 18 years may be signed by the spouse, if the spouse is at least 18 years of age, and verified before a person authorized to administer oaths.

(c) Certification of person signing.--Any person signing the application shall certify that the statements made thereon are true and correct to the best of the applicant's knowledge, information and belief and that the person consents to the issuance of the driver's license or learner's permit.

(d) Withdrawal of consent.--Any person who has signed the application of a person under the age of 18 years for a driver's license or learner's permit may thereafter file with the department a verified written request that the driver's license or learner's permit of the person be cancelled and the department shall cancel the driver's license or learner's permit.