IA Content 2026.03

Release note 1GD, GT, HL, LNG: Implemented new Section 114 inspection coverage via addition of one question at the conclusion of the MO.XX Operations Subgroup in each PRS. GD: LPG question LPG.NFPA59-TRANSFER.TRANSFEROPS.R deleted to complete 03/26 MNOPS/PHMSA updates. GT: Minor updates for improved reg reference consistency and nomenclature improvements per O&M Team scrub of EP and MO Groups. GT: New SP.CL-D question set (12 new Subgroups) added for Special Permit Group D (Special Permit PHMSA-2019-0207). 37 new questions added in addition to many re- presented questions. GT: MO.GOCLASS.ELIGIBLECL3INITIAL.P updated to reflect publication of technical corrections associated with Eligible Class 3 segments (Class Location Change Requirements Rule (rule effective date: March 16, 2026)).#

Release note 2HL: Construction Team - Updated various Considerations in the DC.CO and DC.MO Subgroups. HL: Construction Team - Deleted DC.BIO and SRN.DC.BIO Subgroups and associated Biofuels directive and updated related content in the DC.DN Subgroup, including renaming DC.DN.DESIGN.X to DC.DN.FLANGES.X. IAT - Applied BOT/RT exclusion to SRN.FS-TSAPIINSPECT.TANKINSP.S, and Biofuels exclusion to SRN.MO-BIO.BIOOMPROC.S and SRN.EP-ERB.BIOFUELS.S. See summary document for more details.#

Summary attachment 1, passage 1Overview Summary of IA Federal 2026.03 Changes – June 30, 2026 System Type(s)* Update Description 1 GD, GT, HL, LNG Implemented new Section 114 inspection coverage via addition of one question at the conclusion of the MO.XX Operations Subgroup in each PRS. 2 GD LPG question LPG.NFPA59-TRANSFER.TRANSFEROPS.R deleted to complete 03/26 MNOPS/PHMSA updates. 3 GT Minor updates for improved reg reference consistency and nomenclature improvements per O&M Team scrub of EP and MO Groups. 4 GT New SP.CL-D question set (12 new Subgroups) added for Special Permit Group D (Special Permit PHMSA-2019-0207). 37 new questions added in addition to many re- presented questions. 5 GT MO.GOCLASS.ELIGIBLECL3INITIAL.P updated to reflect publication of technical corrections associated with Eligible Class 3 segments (Class Location Change Requirements Rule (rule effective date: March 16, 2026)). 6 HL Construction Team - Updated various Considerations in the DC.CO and DC.MO Subgroups. 7 HL Construction Team - Deleted DC.BIO and SRN.DC.BIO Subgroups and associated Biofuels directive and updated related content in the DC.DN Subgroup, including renaming DC.DN.DESIGN.X to DC.DN.FLANGES.X. 8 HL IAT - Applied BOT/RT exclusion to SRN.FS-TSAPIINSPECT.TANKINSP.S, and Biofuels exclusion to SRN.MO-BIO.BIOOMPROC.S and SRN.EP-ERB.BIOFUELS.S. * No changes were made to Drug & Alcohol inspection content.#

Summary attachment 1, passage 2FEDERAL.2026.03 - PRS Summary Update 43 83 Source Owner Team Submitter / Owner Date Rcvd PRS Question ID (or other) New? Question Edit Details GD.2026.03 GD.2026.03 GD.2026.03 Email GD MNOPS/OPS 3/19/2026 GD.2026.03 LPG.NFPA59-TRANSFER.TRANSFEROPSRVW.R 2026.03 - Question deleted per completion of 03/26 MNOPS comments (most MNOPS changes implemented in a GT.2026.02 patch, but question deletion was deferred to the GT.2026.03 update). Email IAT Matthew Davids 6/15/2026 GD.2026.03 MO.GO.SEC114OMEFFECTREVIEW.P Y 2026.03 - Section 114 Question added for mandate (06/26; MJD(IDS)). GT.2026.03 GT.2026.03 GT.2026.03 Email Email Email O&M Team Tiffany Baker 5/6/2026 GT.2026.03 EP.FII.FAILURESUMMARY.P O&M Team Tiffany Baker 5/6/2026 GT.2026.03 EP.ERG.AUTHORITIES.P O&M Team Tiffany Baker 5/6/2026 GT.2026.03 EP.ERG.INCIDENTDATA.P Email O&M Team Tiffany Baker 5/6/2026 GT.2026.03 EP.ERG.VALVESHUTOFF.R Email O&M Team Tiffany Baker 5/6/2026 GT.2026.03 TQ.TR.TRAINING.P Email O&M Team Tiffany Baker 5/6/2026 GT.2026.03 TQ.TR.TRAINING.R Email O&M Team Tiffany Baker 5/6/2026 GT.2026.03 TQ.TR.TRAINING.O 2026.03 - Moved 192.617(d) to Secondary Reg. reference and made 192.617(a) Primary Reg reference per O&M Team (06/26; DGK). 2026.03 - Updated Consideration #1a to replace "hazardous liquid" with "gas pipeline" and delete reference to HVLs, consistent with 192.615(a)(8). 2026.03 - Revised primary reg reference to 192.605(a) and moved 192.605(b)(4) to secondary reg reference per O&M Team (T. Baker) (06/26; DGK). 2026.03 - Revised primary reg reference from 192.605(b) to 192.603(b) (06/26; DGK). 2026.03 - Question re-presented to EP.ERG per O&M Team (T. Baker) (06/26; DGK). 2026.03 - Question re-presented to EP.ERG per O&M Team (T. Baker) (06/26; DGK). 2026.03 - Question re-presented to EP.ERG per O&M Team (T. Baker) (06/26; DGK). Email Email Email Email Email Email Email Email Email O&M Team O&M Team Tiffany Baker Tiffany Baker 5/6/2026 5/6/2026 GT.2026.03 GT.2026.03 O&M Team Tiffany Baker 5/6/2026 GT.2026.03 MO.GOABNORMAL.ABNORMALCHECK.P MO.GOCLASS.CLASSLOCATEREV.O MO.GOMAOP.MAOPDETERMINE.R O&M Team Tiffany Baker 5/6/2026 GT.2026.03 MO.GM.VALVEINSPECT.O O&M Team Tiffany Baker 5/6/2026 GT.2026.03 O&M Team Tiffany Baker 5/6/2026 GT.2026.03 O&M Team Tiffany Baker 5/6/2026 GT.2026.03 MO.GM.ASVSHUTINPRESS.R O&M Team Tiffany Baker 5/6/2026 GT.2026.03 Insp Devel & Suppt (IDS) Zack Wynkoop 5/22/2026 GT.2026.03 2026.03 - Edit Consideration 1b from "root cause plan" to "root cause analysis" per O&M Team (T. Baker) (06/26; DGK) 2026.03 - Switched 192.609 to be primary reg reference and 192.611(a) to be secondary per O&M Team (T. Baker) (06/26; DGK). 2026.03 - Revised primary reg reference from 192.709(c) to 192.603(b) per O&M Team (T. Baker) (06/26; DGK). 2026.03 - Added secondary reg references 192.745(c), 192.745(d), 192.745(e), and 192.745(f) to cover ASV,RCV, and RMVs, per O&M Team (T. Baker) (06/26; DGK). MO.GOABNORMAL.ABNORMALREVIEW.R 2026.03 - Primary reg reference revised from 192.605(a) to 192.603(b) per O&M Team (T. Baker) (06/26; DGK). 2026.03 - Revised primary reg reference to be 192.709(c) and moved 192.750 to secondary reg reference list per O&M Team (T. Baker; MO.GM.TRAPSAFETY.R 6/26). 2026.03 - Revised primary reg reference from 192.709(b) to 192.603(b) per O&M Team (T. Baker) (06/26; DGK). 2026.03 - Revised primary reg reference from 192.709(c) to 192.603(b) per O&M Team (T. Baker) (06/26; DGK). 2026.03 - New subgroups SP.CL-D-GENERAL, SP.CL-D-MAOP, SP.CL-D-CIS, SP.CL-D-CP, SP.CL-D-INTCURR, SP.CL-D-IM, SP.CL-D-CA, SP.CL-D- REPAIR, SP.CL-D-DP, SP.CL-D-ANNUALRPT, SP.CL-D-SPECIAL, SP.CL-D-VALVE created for Special Permit Group D (06/26; DGK). Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 Email IDS Zack Wynkoop 5/22/2026 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 GT.2026.03 MO.GOODOR.ODORIZE.R New SP.CL-D question set (12 new Subgroups) for Special Permit Group D (Special Permit PHMSA-2019-0207). Note: Most questions in the new Subgroups are re-presentations; only the new questions are included in this listing. SP.CL-D-GENERAL.D0-DEFINITIONS.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-GENERAL.C13-DOCUMENTATION.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-GENERAL.C13-DOCUMENTATION.R Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-MAOP.C2-MAOPSPLIMIT.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-MAOP.C2-MAOPSPLIMIT.R Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-CIS.C4-CIS.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-CIS.C4-CIS.R Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-CP.C5-TESTSTATION.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-CP.C5-TESTSTATION.R Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-CP.C5-TESTSTATION.O Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-CP.C6-CPREMEDIATION.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-CP.C6-CPREMEDIATION.R Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-INTCURR.C7-SPIC.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-INTCURR.C7-SPIC.R Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-IM.D-IMPROG.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-CA.C8-REASSESSMENT.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-REPAIR.C8-SPREPAIRS.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-REPAIR.C8-SPREPAIRS.R Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-DP.C9-DAMAGEPREV.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-DP.C9-DAMAGEPREV.R Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-DP.C9-DAMAGEPREV.O Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-ANNUALRPT.C10-PROGRESSRPT.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-ANNUALRPT.C10-PROGRESSRPT.R Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-SPECIAL.C11-LNMRKR.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-SPECIAL.C11-LNMRKR.O Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). SP.CL-D-SPECIAL.C11-DATAINTEGRATION.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). 1 of 3#

Summary attachment 1, passage 3FEDERAL.2026.03 - PRS Summary Update 43 83 Source Owner Team Submitter / Owner Date Rcvd PRS Question ID (or other) New? Question Edit Details Email IDS Zack Wynkoop 5/22/2026 GT.2026.03 SP.CL-D-SPECIAL.C11-DATAINTEGRATION.R Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). Email IDS Zack Wynkoop 5/22/2026 GT.2026.03 SP.CL-D-SPECIAL.C11-PATROL.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). Email IDS Zack Wynkoop 5/22/2026 GT.2026.03 SP.CL-D-SPECIAL.C11-PATROL.R Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). Email IDS Zack Wynkoop 5/22/2026 GT.2026.03 SP.CL-D-SPECIAL.C11-ENVIROASSESS.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). Email IDS Zack Wynkoop 5/22/2026 GT.2026.03 SP.CL-D-SPECIAL.C11-ENVIROASSESS.R Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). Email IDS Zack Wynkoop 5/22/2026 GT.2026.03 SP.CL-D-VALVE.C12-MAINLINEVALVE.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). Email IDS Zack Wynkoop 5/22/2026 GT.2026.03 SP.CL-D-VALVE.C12-MAINLINEVALVE.R Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). Email IDS Zack Wynkoop 5/22/2026 GT.2026.03 SP.CL-D-VALVE.C12-MAINLINEVALVE.O Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). Email IDS Zack Wynkoop 5/22/2026 GT.2026.03 SP.CL-D-VALVE.C12-MAINLINECLOSURE.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). Email IDS Zack Wynkoop 5/22/2026 GT.2026.03 SP.CL-D-VALVE.C12-MAINLINECLOSURE.R Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). Email IDS Zack Wynkoop 5/22/2026 GT.2026.03 SP.CL-D-VALVE.C12-EMERGENCYCOMMS.P Y 2026.03 - New question for SP Set D, per Z. Wynkoop (06/26; DGK). Email Gas Rule Impl. Team Matthew Bottini 5/27/2026 GT.2026.03 MO.GOCLASS.ELIGIBLECL3INITIAL.P 2026.03 - Updated Consideration #5 to reflect publication of technical corrections associated with Eligible Class 3 segments (06/26; DGK). Email IAT Matthew Davids 6/15/2026 GT.2026.03 MO.GO.SEC114OMEFFECTREVIEW.P Y 2026.03 - Section 114 Question added for mandate (06/26; MJD(IDS)). HL.2026.03 HL.2026.03 HL.2026.03 Email Construction Team Scott Hamilton/ Diana Fehling 4/20/2026 HL.2026.03 DC.CO.LOCATION.R 2026.03 - Replaced Considerations, per Construction Team (06/26; DGK). Email Construction Team Scott Hamilton/ Diana Fehling 4/20/2026 HL.2026.03 DC.CO.LOCATION.O 2026.03 - Replaced Considerations, per Construction Team (06/26; DGK). Email Construction Team Scott Hamilton/ Diana Fehling 4/20/2026 HL.2026.03 DC.CO.FIELDBEND.P 2026.03 - Replaced Considerations, per Construction Team (06/26; DGK). Email Construction Team Scott Hamilton/ Diana Fehling 4/20/2026 HL.2026.03 DC.CO.FIELDBEND.O 2026.03 - Replaced Considerations, per Construction Team (06/26; DGK). Email Construction Team Diana Fehling 4/20/2026 HL.2026.03 DC.CO.RECORDS.P 2026.03 - Considerations updated per Construction Team (06/26; DGK). Email Construction Team Diana Fehling 4/20/2026 HL.2026.03 DC.CO.RECORDS.R 2026.03 - Considerations updated per Construction Team (06/26; DGK). Email Construction Team Diana Fehling 4/20/2026 HL.2026.03 DC.MO.MOVE.P 2026.03 - Replaced Considerations, per Construction Team (06/26; DGK). Email Construction Team Diana Fehling 4/20/2026 HL.2026.03 DC.MO.MOVE.R Y 2026.03 - New question, per Construction Team (06/26; DGK). Email Construction Team Diana Fehling 4/20/2026 HL.2026.03 DC.MO.MOVE.O 2026.03 - Replaced Considerations, per Construction Team (06/26; DGK). Email Construction Team Diana Fehling 4/20/2026 HL.2026.03 DC.CO.FIELDBEND.O 2026.03 - Replaced Considerations, per Construction Team (06/26; DGK). Email IDS David York 5/15/2026 HL.2026.03 TD.CP.DEFICIENCY.R 2026.03 - Typo "indentified" corrected to "identified" in the Standard Issues table (3x) (DGK; 06/26) Email IAT David York 6/1/2026 HL.2026.03 SRN.FS-TSAPIINSPECT.TANKINSP.S 2026.03 - Applied BOT/RT exclusion tag per IA Feedback resolution (05/26; DY). Email IAT David York 6/1/2026 HL.2026.03 SRN.MO-BIO.BIOOMPROC.S 2026.03 - Applied Biofuels exclusion tag (05/26; DY). Email IAT David York 6/1/2026 HL.2026.03 SRN.EP-ERB.BIOFUELS.S 2026.03 - Applied Biofuels exclusion tag (05/26; DY). Email Construction Team Wes Carmack/ Diana Fehling 6/5/2026 HL.2026.03 DC.DN.NEWPIPE.P 2026.03 - Question text and Considerations updated per CIC Team (06/26; DGK). Email Construction Team Wes Carmack/ Diana Fehling 6/5/2026 HL.2026.03 DC.DN.NEWPIPE.R 2026.03 - Question text and Considerations updated per CIC Team (06/26; DGK). Email Construction Team Wes Carmack/ Diana Fehling 6/5/2026 HL.2026.03 DC.DN.NEWPIPE.O 2026.03 - Question text and Considerations updated per CIC Team (06/26; DGK). Email Construction Team Wes Carmack/ Diana Fehling 6/11/2026 HL.2026.03 DC.BIO Subgroup / Biofuels Directive Email Construction Team Wes Carmack/ Diana Fehling 6/11/2026 HL.2026.03 SRN.DC-BIO.BIO.S Email Construction Team Wes Carmack/ Diana Fehling 6/11/2026 HL.2026.03 DC.DN.DESIGN.P --> DC.DN.FLANGES.P Email Construction Team Wes Carmack/ Diana Fehling 6/11/2026 HL.2026.03 DC.DN.DESIGN.R --> DC.DN.FLANGES.R Email Construction Team Wes Carmack/ Diana Fehling 6/11/2026 HL.2026.03 DC.DN.FLANGES.O DC.DN.CHEMCOMPATIBLE.R 2026.03 - Subgroup and Biofuels directive deleted per CIC Team (was previously entirely re-presented questions). 2026.03 - Question (and associated Subgroup) deleted per CIC Team (06/26; DGK). 2026.23 - Question updated to be flange-specific and generalized for all commodities transported per CIC Team. Also removed DC.BIO subgroup and Biofuels directive from PRS (06/26; DGK). 2026.23 - Question updated to be flange-specific and generalized for all commodities transported per CIC Team. Also removed DC.BIO subgroup and Biofuels directive from PRS (06/26; DGK). Y 2026.23 - New question to add .O version of question to the existing .P/.R question versions. 2026.23 - Per CIC Team: Considerations revised to update and separate out Biofuels aspects; Biofuels subgroup and Biofuels directive deleted; question added to Conversion to Service directive (06/26; DGK). Email Construction Team Wes Carmack/ Diana Fehling 6/11/2026 HL.2026.03 Email Construction Team Wes Carmack/ Diana Fehling 6/11/2026 HL.2026.03 DC.DN.VALVEBIOFUELS.R 2026.03 - Question deleted per CIC Team as part of Biofuel-related updates (DGK; 06/26). Email IAT Matthew Davids 6/15/2026 HL.2026.03 MO.LO.SEC114OMEFFECTREVIEW.P Y 2026.03 - Section 114 Question added for mandate (06/26; MJD(IDS)). 2 of 3#

Summary attachment 1, passage 4FEDERAL.2026.03 - PRS Summary Update 43 83 Source Owner Team Submitter / Owner Date Rcvd PRS Question ID (or other) New? Question Edit Details LNG.2026.03 LNG.2026.03 LNG.2026.03 IAT Matthew Davids 6/15/2026 6/15/2026 LNG.2026.03 MO.LO.SEC114OMEFFECTREVIEW.P Y 2026.03 - Section 114 Question added for mandate (06/26; MJD(IDS)). 3 of 3#