Form 8933 (Schedule B) — Disposal Operator Certification

Official source: IRS Forms, Instructions & Publications (https://www.irs.gov/pub/irs-pdf/f8933sb.pdf), retrieved 2026-10-03. U.S. Government work (17 U.S.C. § 105).

Schedule B (Form 8933)

(Rev. December 2025)

Department of the Treasury Internal Revenue Service

Disposal Operator Certification¶

Attach to Form 8933. Go to www.irs.gov/Form8933 for instructions and the latest information.

OMB No. 1545-0123

Name(s) shown on return Identifying number

Part I Information About the Owner(s) of the Geological Disposal Site 1 Provide information about each owner of the disposal site during the tax year. See instructions.

4 Other company(ies) identified as the operator of the project for any other purpose(s) and the nature of the purpose

5a IRS-issued registration number(s) for the geological disposal facility

5b Geological disposal site’s EPA e-GGRT ID number(s), if available

6 Date (MM/YYYY) on which the injection of captured qualified carbon oxide began

7 Check here to declare that all figures of stored carbon oxide on this schedule are for carbon oxide consistent with figures reported to the EPA pursuant to the applicable MRV plan and subpart RR of the EPA’s Greenhouse Gas Reporting Program . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Attach a copy of the approved MRV plan or provide the URL where it can be viewed on the EPA website. Part III Information About the Qualified Carbon Oxide Supplied to the Geological Disposal Site and Securely Stored 9 Provide information about all suppliers of qualified carbon oxide during the tax year. See instructions.

For Paperwork Reduction Act Notice, see the Instructions for Form 8933. Cat. No. 94873R Schedule B (Form 8933) (Rev. 12-2025) Created 4/11/25

Schedule B (Form 8933) (Rev. 12-2025) Page 2 Part III Information About the Qualified Carbon Oxide Supplied to the Geological Disposal Site and Securely Stored (continued)

10 Provide disposal information con			nsistent with all applicable EPA filings. See instructions.
(a) Geological disposal site owner	(a) Geological disposal site owner	(a) Geological disposal site owner	Qualified Carbon Oxide Supplier	Qualified Carbon Oxide Supplier	Qualified Carbon Oxide Supplier	Qualified Carbon Oxide Supplier	Qualified Carbon Oxide Supplier	Qualified Carbon Oxide Supplier	Qualified Carbon Oxide Supplier	Qualified Carbon Oxide Supplier	Qualified Carbon Oxide Supplier	Qualified Carbon Oxide Supplier
(a) Geological disposal site owner	(a) Geological disposal site owner	(a) Geological disposal site owner	(i)	(i)	(i)	(ii)	(ii)	(ii)	(ii)	(iii)	(iii)	(iii)
(a) Geological disposal site owner	(a) Geological disposal site owner	(a) Geological disposal site owner	(b) Metric tons delivered	(c) Metric tons stored	(c) Metric tons stored	(d) Metric tons delivered	(d) Metric tons delivered	(e) Metric tons stored	(e) Metric tons stored	(f) Metric tons delivered	(f) Metric tons delivered	(g) Metric tons stored
A	A	A
B	B	B
C	C	C
D	D	D
Total . . . . . . . . . .
	(iv) Total qualified carbon oxide from all suppliers	(iv) Total qualified carbon oxide from all suppliers	(iv) Total qualified carbon oxide from all suppliers	(iv) Total qualified carbon oxide from all suppliers	(v) All other suppliers of nonqualified carbon oxide	(v) All other suppliers of nonqualified carbon oxide	(v) All other suppliers of nonqualified carbon oxide	(v) All other suppliers of nonqualified carbon oxide	(vi) Total metric tons for all carbon oxide suppliers	(vi) Total metric tons for all carbon oxide suppliers	(vi) Total metric tons for all carbon oxide suppliers	(vi) Total metric tons for all carbon oxide suppliers
	(h) Metric tons delivered (add columns (b), (d), and (f))	(i) Metric tons stored (add columns (c), (e), and (g))	(i) Metric tons stored (add columns (c), (e), and (g))	(i) Metric tons stored (add columns (c), (e), and (g))	(j) Metric tons delivered	(j) Metric tons delivered	(k) Metric tons stored	(k) Metric tons stored	(l) Metric tons delivered (add columns (h) and (j))	(l) Metric tons delivered (add columns (h) and (j))	(m) Metric tons stored (add columns (i) and (k))	(m) Metric tons stored (add columns (i) and (k))
A
B
C
D
Total

11 Check here to attest that all information provided on line 10 conforms to all applicable EPA filings . . . . . . . . . . . . . . . . . . . . . . .

Schedule B (Form 8933) (Rev. 12-2025)

Exceptions & meaning →