Any person who vends, by wholesale or retail, any spirituous, malt or vinous liquors, or any goods, wares or merchandise within any county in this state without first obtaining a license so to do, as required by law, shall be punished by a fine of not more than $250 for each offense.
[1911 C&P § 545; RL § 6810; NCL § 10491]-(NRS A 1967, 561; 1979, 1466)
I hope the above helps...
YES.... Services do need registration. You need to get registered with California Business Licencing authorities...
Since you have not mentioned your nature of service, to find out Does your type of business or profession require permits, licenses or registrations, find out at http://www.calgold.ca.gov/
If you are a professional, you may need professional licencing... http://dca.ca.gov/proflic/index.shtml
By using your occupational profile, you can check ALL requirements at http://www.labormarketinfo.edd.ca.gov/cgi/databrowsing/occExplorerQSSelection.asp?menuChoice=occExplorer
SInce you are sure that your service do not require permits, then there can be NO PENALTY for giving siervices without a business license.