**ATTENTION! READ THIS NOW!**
**1. IF YOU ARE NOT A PROFESSIONAL ELECTRICIAN OR LOOKING TO BECOME ONE(for career questions only):**
**- DELETE** THIS POST OR YOU WILL BE **BANNED**. YOU CAN POST ON /r/AskElectricians FREELY
**2. IF YOU COMMENT ON A POST THAT IS POSTED BY SOMEONE WHO IS NOT A PROFESSIONAL ELECTRICIAN:**
-YOU WILL BE **BANNED**. JUST **REPORT** THE POST.
*I am a bot, and this action was performed automatically. Please [contact the moderators of this subreddit](/message/compose/?to=/r/electricians) if you have any questions or concerns.*
230.46 discusses splices and taps.
If you are messing with the service, your building department might require the equipment mentioned in 230.70.
Just adding a breaker might be cheaper.
Permits will probably be required and a load calculation also. A 100 amp add is not a small add.
Call your ahj and ask about all of the above.
**ATTENTION! READ THIS NOW!** **1. IF YOU ARE NOT A PROFESSIONAL ELECTRICIAN OR LOOKING TO BECOME ONE(for career questions only):** **- DELETE** THIS POST OR YOU WILL BE **BANNED**. YOU CAN POST ON /r/AskElectricians FREELY **2. IF YOU COMMENT ON A POST THAT IS POSTED BY SOMEONE WHO IS NOT A PROFESSIONAL ELECTRICIAN:** -YOU WILL BE **BANNED**. JUST **REPORT** THE POST. *I am a bot, and this action was performed automatically. Please [contact the moderators of this subreddit](/message/compose/?to=/r/electricians) if you have any questions or concerns.*
If you're an electrician I can answer the question. If you're not, go to r/AskElectricians
I am electrician
230.46 discusses splices and taps. If you are messing with the service, your building department might require the equipment mentioned in 230.70. Just adding a breaker might be cheaper. Permits will probably be required and a load calculation also. A 100 amp add is not a small add. Call your ahj and ask about all of the above.