Form 8933 2021

Carbon Oxide Sequestration Credit

Department of the Treasury 

Internal Revenue Service

▶ Attach to your tax return.

▶ Go to www.irs.gov/Form8933 for instructions and the latest information.

OMB No. 1545-0123

Attachment 

Sequence No. 165

Name(s) shown on return Identifying number

Part I Information About You

Check the applicable box(es). See instructions before completing this form.

1 Captured qualified carbon oxide during the tax year . . . . . . . . . . . . . . . . . . . . . . . .

2 Physically disposed, used, or utilized captured qualified carbon oxide during the tax year . . . . . . . . . . .

3 Elected to allow another taxpayer to claim the carbon oxide sequestration credit that you would’ve otherwise been 

entitled to . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4 Another taxpayer elected to allow you to claim the carbon oxide sequestration credit that they would’ve otherwise been 

entitled to . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5 Reserved for future use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

6 Reserved for future use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

7 Reserved for future use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8 Reserved for future use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Part II Facilities at Which Qualified Carbon Oxide Qualifies for a Credit Under Section 45Q(a)(1) or (2), or for 

Which an Election Was Made Under Section 45Q(b)(3) 

1 Qualified carbon oxide captured using carbon capture equipment originally placed in service 

at a qualified facility before February 9, 2018, disposed of in secure geological storage, and not 

used as a tertiary injectant in a qualified enhanced oil or natural gas recovery project, nor 

utilized as described in section 45Q(f)(5).

a Metric tons captured and disposed of and for which you didn’t elect for another 

taxpayer to claim the carbon oxide sequestration credit. See instructions for 

attaching Model Certificates CF, DISP-Operator, and DISP-Owner . . . . 1a

b Inflation-adjusted credit rate . . . . . . . . . . . . . . . . 1b $24.10

c Multiply line 1a by line 1b . . . . . . . . . . . . . . . . . . . . . . . . . 1c

2 Qualified carbon oxide captured using carbon capture equipment originally placed in service at 

a qualified facility before February 9, 2018, disposed of in secure geological storage, and used

as a tertiary injectant in a qualified enhanced oil or natural gas recovery project.

a Metric tons captured and disposed of and for which you didn’t elect for another 

taxpayer to claim the carbon oxide sequestration credit. See instructions for 

attaching Model Certificates CF, EOR-Operator, and EOR-Owner . . . . 2a

b Inflation-adjusted credit rate . . . . . . . . . . . . . . . . 2b $12.05

c Multiply line 2a by line 2b . . . . . . . . . . . . . . . . . . . . . . . . . 2c

3 Qualified carbon oxide captured using carbon capture equipment originally placed in service at 

a qualified facility before February 9, 2018, and utilized as described in section 45Q(f)(5).

a Metric tons captured and utilized and for which you didn’t elect for another 

taxpayer to claim the carbon oxide sequestration credit. See instructions for 

attaching Model Certificates CF and UTZ . . . . . . . . . . . . 3a

b Inflation-adjusted credit rate . . . . . . . . . . . . . . . . 3b $12.05

c Multiply line 3a by line 3b . . . . . . . . . . . . . . . . . . . . . . . . . 3c

Part III Qualified Facilities Under Section 45Q(a)(3) or (4) for Which No Election Was Made Under Section 

45Q(b)(3)

4 Qualified carbon oxide captured using carbon capture equipment originally placed in service 

at a qualified facility on or after February 9, 2018, during the 12-year period beginning on the 

date the equipment was originally placed in service, disposed of in secure geological storage, 

and not used as a tertiary injectant in a qualified enhanced oil or natural gas recovery project, 

nor utilized as described in section 45Q(f)(5). 

a Metric tons captured and disposed of and for which you didn’t elect for another 

taxpayer to claim the carbon oxide sequestration credit. See instructions for 

attaching Model Certificates CF, DISP-Operator, and DISP-Owner . . . . 4a

b Section 45Q(a)(3) applicable dollar amount . . . . . . . . . . . . 4b $34.81

c Multiply line 4a by line 4b . . . . . . . . . . . . . . . . . . . . . . . . . 4c

For Paperwork Reduction Act Notice, see separate instructions. Cat. No. 37748H Form 8933 (2021)
Form 8933 (2021) Page 2

Part III Qualified Facilities Under Section 45Q(a)(3) or (4) for Which No Election Was Made Under Section 

45Q(b)(3) (continued)

5 Qualified carbon oxide captured using carbon capture equipment originally placed in service 

at a qualified facility on or after February 9, 2018, during the 12-year period beginning on the 

date the equipment was originally placed in service, disposed of in secure geological storage, 

and used as a tertiary injectant in a qualified enhanced oil or natural gas recovery project. 

a Metric tons captured and disposed of and for which you didn’t elect for another 

taxpayer to claim the carbon oxide sequestration credit. See instructions for 

attaching Model Certificates CF, EOR-Operator, and EOR-Owner . . . . 5a

b Section 45Q(a)(4) applicable dollar amount . . . . . . . . . . . . 5b $22.68

c Multiply line 5a by line 5b . . . . . . . . . . . . . . . . . . . . . . . . . 5c

6 Qualified carbon oxide captured using carbon capture equipment originally placed in service at 

a qualified facility on or after February 9, 2018, during the 12-year period beginning on the date 

the equipment was originally placed in service, and utilized as described in section 45Q(f)(5).

a Metric tons captured and utilized and for which you didn’t elect for another 

taxpayer to claim the carbon oxide sequestration credit. See instructions for 

attaching Model Certificates CF and UTZ . . . . . . . . . . . . 6a

b Section 45Q(a)(4) applicable dollar amount . . . . . . . . . . . . 6b $22.68

c Multiply line 6a by line 6b . . . . . . . . . . . . . . . . . . . . . . . . . . 6c

Part IV Other Information

7 Check the box if you’re making the election under section 45Q(b)(3) . . . . . . . . . .

8 Check the box if you’re making the election under section 45Q(f)(6) . . . . . . . . . . .

9 Carbon oxide sequestration credit for which another taxpayer elected under section 45Q(f)(3)(B) to 

allow you to claim. See instructions for attaching Model Certificates ELECT, EOR-Owner, DISP-Owner, 

and UTZ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

10 Carbon oxide sequestration credit from partnerships and S corporations (see instructions) . . . . 10

11 Add lines 1c, 2c, 3c, 4c, 5c, 6c, 9, and 10. Partnerships and S corporations, report this amount on

Schedule K. All others, report this amount on Form 3800, Part III, line 1x . . . . . . . . . . 11

12 Carbon oxide sequestration credit recaptured. See instructions for attaching Model Certificate 

RECAPTURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Form 8933 (2021)