IMO, timing mo na din sa expiration ng license mo para isang lakaran, like what i did. same din procedure, bigyan ka ng form tapos meron dun kung ano additional info ang mababago like address or status, and also pati restriction code. Dadaan ka din sa usual na procedure like actual test drive ng ida-dagdag sa code mo. For code 1, syempre test mo yung motorsiklo nila. If you can bring your own bike or pasama ka sa meron, much better para less fees to pay.
I checked my license OR, yung additional RC fee is only 30 petot. add mo na license fee which is 240 and computer fee 52. So you pay around 300 plus for this process. But then, this is a couple of years ago kaya expect na may changes sa fees.