Примерно так:
section 2, Article 80 of Circular no. 128/2013/TT-BTC dated 10/9/2013 by Ministry of Finance, customs procedures applicable to motorbikes and mopeds on entry or exit for non-commercial purposes.
For foreign motorbikes and mopeds on entry (temporary import), customs declarants shall submit or produce the following papers:
- A competent agency’s written permission (except temporary admission of motorbikes and mopeds for sale at border gates): to submit a copy;
- The motor vehicle registration paper: to produce the original;
- The declaration of road motor vehicles temporarily imported for reexport (made according to form No. 51/PTVTDB/TX-TN/2013, Appendix III to Circular 128/2013/TT-BTC), printed by the customs office.
* For foreign motorbikes and mopeds on exit (re-export), customs declarants shall submit and produce the following papers:
- The declaration of road motor vehicles temporarily imported for reexport, with temporary admission certified by the border-gate customs office carrying out temporary admission procedures: to submit the original;
- The document on temporary admission extension (if any): to submit a copy and produce the original.
You can enter Vietnam without tour guide.