Reserve your seat at the
12th Annual OPIS LCFS & Carbon Markets Workshop

Register Today and Join the Industry at the 12th Annual OPIS LCFS and Carbon Markets Workshop!

3 Easy Ways to Register

  1. Register online – click HERE for our secure registration portal
  2. Call toll-free 888-301-2645 (inside the U.S.) or + 1 301-966-7270
  3. Email:

Your registration includes admission to all sessions, receptions, lunches and breaks plus all materials/presentations.

To make arrangements for payment via wire transfer, please contact OPIS Customer Service at 1-888-301-2645 (inside the U.S. only) or +1 301-966-7270 or email

Advanced RateEarly Bird RateFull Rate
Register by Nov 10, 2023
Register by Dec 15, 2023

Group Rates

For information on group rates for 3 or more people from the same organization, please contact David Coates, Director of Conferences, at +1 713-305-0116 or


The Hard Rock Hotel San Diego
207 Fifth Ave
San Diego, CA 92101
Phone: (619) 702 3000

Booking Your Hotel Room
OPIS has reserved a block of rooms for attendees at the 12th Annual LCFS and Carbon Markets Workshop at the Hard Rock Hotel San Diego at a special rate of $279.00 per night (single/double). Rooms are available at this rate for the 5 night period covering January 9, 2024 through January 13, 2024 but must be reserved by December 15, 2023 in order to receive this discounted rate. Attendees are encouraged to book early as this block of rooms is expected to sell out quickly.

To reserve a room at the hotel, please use either the link provided in your registration confirmation email or call the Hard Rock Hotel reservations line directly at (877) 344-7625 directly and reference the group/discount code provided in your confirmation.

Reservations must be guaranteed with a credit card and are subject to the hotel’s standard terms and conditions.

If you are unable to attend, you are welcome to send a substitute at any time, provided that written notice is received by OPIS within 48 hours of the event start date (by January 8, 2024) via email to

If you are unable to send a substitute, OPIS will provide a credit in the amount of your registration fee paid to be used against a future OPIS event within the next 12 months (from January 12, 2024). Once registered, attendees are responsible for the payment of all fees and no refunds will be issued – substitutions or credit against a future conference only if you are unable to attend/participate.

Terms and Conditions/Code of Conduct
Participation at any OPIS event is subject to our Terms and Conditions and Code of Conduct – a copy of which can be found HERE.

Have Questions or Need Additional Help?
If you need additional assistance or have any questions, please contact us at or call our Customer Service team at toll-free 888-301-2645 (inside the U.S.) or + 1 301-966-7270.