1. iSupplier Portal Supplier Training Webinar Occidental Petroleum Corporation ■ iSupplier Supplier Training Webinar ■ 2014 1

2. Welcome to the iSupplier Portal Supplier Training Webinar Overview –Purchasing Document Types (GBPA/SPO) –Purchasing Document Line Types –Price Breaks Portal Functionalities –How to access the iSupplier Portal (Webpage/Email Notifications) –How to view and accept purchasing documents (GBPA/SPO) –How to create/submit SPO matched invoices –How to create/submit credit memos –How to view invoices and payments Support –Supplier Webpage –Supplier Help Desk 2

3. Overview – Purchasing Document Types Overview –Purchasing Document Types (GBPA/SPO) –Purchasing Document Line Types –Price Breaks 3

4. Overview – Purchasing Document Types Global Blanket Purchase Agreement (GBPA) Standard Purchase Order (SPO) 4

5. Global Blanket Purchase Agreement (GBPA) –Used to execute Statement of Commercial Terms of Master Agreements or stand alone contracts –Allow better managing of supplier price books –Oxy can create Standard Purchase Orders (SPO) against the GBPAs to request materials or services. Supplier can then electronically submit matched to SPO invoices for those materials and services –If enabled, Supplier can also submit supplier charges against valid GBPAs to invoice materials and services requested by Oxy representatives 5

6. Standard Purchase Agreement (SPO) –Used as a stand alone agreement for one-time purchases of materials or services when the description of the goods/services, pricing, quantities and delivery schedule are known. –Used to order against Global Blanket or Contract Purchasing Agreement. SPO lines may reference to the applicable GBPA or GCPA. 6

7. Process Overview – Purchasing Document Purchasing Document Created (GCPA/GBPA/SPO) Purchasing Document Created (GCPA/GBPA/SPO) Negotiate Pricing Negotiate Pricing Agreement Active Agreement Active Supplier Receives Notification (Via E-mail and iSupplier Portal) Supplier Receives Notification (Via E-mail and iSupplier Portal) Purchasing Document SPO? Purchasing Document SPO? Acknowledgement Required Acknowledgement Required Yes No 7

8. Overview – PO Line Types Goods – Material item description, UOM/Rate are populated in price book. Services – Service item description, UOM/Rate are populated in price book. Amount Based Services – Services items, total amount is known (lump sum), quantity field is used as the “amount field”. UOM is the currency and the rate is $1 Price on Demand – Unplanned services/material/other charges that are not specifically defined in the supplier’s price book 8

9. Overview – PO Lines Types (continued) 3 rd Party – Services/Materials provided by a 3 rd party(subcontractor). Not specifically defined in the price book Reimbursable – Expenses to be reimbursed based on an expense report. Not specifically defined in the price book Sales Tax – Sales tax Tax Other – Taxes that are not sales tax i.e. well servicing tax Freight – Transportation costs charged separately from material/services cost 9

10. Overview – Price Breaks Price Breaks: Some PO Line items will contain Price Breaks. Price breaks occur whenever the GBPA contains complex pricing for the supplier charges submitted –Price breaks can be a Service, Goods or Price on Demand PO Line type –The price is determined by either the quantity and/or the service date range –Price breaks are indicated by the missing rate in the rate field of the supplier’s pricebook 10

11. iSupplier Portal Supplier Training Webinar Functionality: –How to access the iSupplier Portal (Webpage/Email Notifications) 11

12. How to access the iSupplier Portal (Email notifications/ Webpage) Supplier can access the iSupplier Portal via: –Webpage –Email Notifications 12

13. Suppliers can access the iSupplier Supplier Webpage by going to www.oxy.com, or www.oxy.com To directly access the iSupplier Portal Login Screen, enter the following link in the address bar: http://oxysupplier.oxy.com/OA_HTML/AppsLocalLogin.jsp How to access the iSupplier Portal via the webpage 13

14. How to access the iSupplier Portal via the webpage (continued) 14

15. How to access the iSupplier Portal via the webpage (continued) 15

16. How to access the iSupplier Portal via the email notification. An email Notification will inform the Supplier that they can review the Purchasing Document or may require that they electronically accept or reject the Purchasing Document within the portal –Action Required –No Action Required 16

17. How to access the iSupplier Portal via the email notification. For GBPAs a Review notification is sent the Supplier 17

18. How to access the iSupplier Portal via the email notification (continued) For SPOs, suppliers must accept the purchasing document and will receive an email notification to take action 18

19. iSupplier Portal Supplier Training Webinar Functionality: –How to view and accept purchasing documents (GBPA/SPO) 19

20. iSupplier Portal Supplier Training Webinar Functionality: –How to create/submit SPO matched invoices 20

21. iSupplier Portal Supplier Training Webinar Functionality: –How to create/submit credit memos 21

22. How to Create a Credit Memo Reasons to submit a credit memo –Overpayment –Billing Errors –Unused Material Key points – –All required fields must be completed (denoted with *) –Not related to any contract or GBPA –Can be submitted at any time –Once submitted, cannot be modified –Attachments are optional 22

23. iSupplier Portal Supplier Training Webinar Funtionality: –How to view invoices and payments 23

24. How to View Invoices and Payments 24

25. View Invoices 25

26. View Payments 26

27. View Payments 27 Payment Details: PO Number Details:

28. Conclusion How to Access the iSupplier Portal How to View and Accept Purchasing Documents How to Create and Submit SPO Matched Invoices How to Create and Submit Credit Memos How to View Invoices and Payments 28

29. Additional Support Support –Supplier Webpage –Supplier Help Desk 29

30. Support Supplier Webpage – www.oxy.com (Direct link http://isuppliersupport.oxy.com)www.oxy.comhttp://isuppliersupport.oxy.com iSupplier Portal access iSupplier Portal User Guides –i.e. How to Submit Supplier Charges Access to Supplier Help Desk - USA –Able to submit a web-form help ticket (Available 24 hours a day to receive requests) –Email the HelpDesk at AP_USA_SupplierHelpDesk@oxy.com Frequently Asked Questions (FAQ’s) 30

31. Supplier User Guides TransactionsSupplier Key ActionUser Guide Links at the Supplier Webpage Purchasing DocumentView Purchasing Documents (Purchase Orders, Services Orders, Contracts, Master Services Agreements, etc.); and their price; electronically accept a Purchasing Documents. http://oxy.com/OurBusinesses/OilAndGas/ DBWU/Documents/iSupplier%20User%20 Guide%20- %20View%20or%20Accept%20Purchasin g%20Documents%20V3.pdf Invoices and PaymentsView/submit Supplier Charges/Field Ticket Invoices against Agreements. Electronically http://oxy.com/OurBusinesses/OilAndGas/ DBWU/Documents/View_and_Create_Sup plier_Charges_Invoices.pdf View Invoices and Payments.http://oxy.com/OurBusinesses/OilAndGas/ DBWU/Documents/User%20Guide%20- %20View%20Invoices%20and%20Payme nts.pdf Electronically submit invoices against Standard Purchase Orders. http://oxy.com/OurBusinesses/OilAndGas/ DBWU/Documents/User%20Guide%20- %20Create%20Invoices.pdf Electronically submit credit memos. http://oxy.com/OurBusinesses/OilAndGas/ DBWU/Documents/User%20Guide%20- %20Create%20and%20View%20Credit%2 0Memos.pdf 31

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