Federal Register Recent Federal Regulation Documents - Justia Regulation Tracker - Justia Regulations Trackerhttps://regulations.justia.com/regulations/fedreg/agencies/department-of-defense/2012/04?limit=200®isters=between&min-day=1&max-day=30&mode=atom2025-03-21T07:06:07-07:00Justia Inchttps://www.justia.com/Justia Regulations Trackerhttps://regulations.justia.com/images/justiafedregulations.gifCopyright 2011 Justia Inchttps://regulations.justia.com/regulations/fedreg/2012/04/30/2012-10245.htmlNotice - Revised Non-Foreign Overseas Per Diem Rates2012-04-30T00:00:00-07:002012-04-30T00:00:00-07:002012-10245Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-30/pdf/2012-10245.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/27/2012-10226.htmlNotice - Notification of an Open Meeting of the National Defense University Board of Visitors (BOV); Correction2012-04-27T00:00:00-07:002012-04-27T00:00:00-07:002012-10226Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-27/pdf/2012-10226.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/27/2012-10169.htmlNotice - Notice of Intent To Grant Exclusive Patent Licenses to TroCept Micro Ltd. L.L.C.2012-04-27T00:00:00-07:002012-04-27T00:00:00-07:002012-10169Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-27/pdf/2012-10169.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/27/2012-10168.htmlNotice - Notice of Availability for the Draft Supplemental Environmental Impact Statement for the Proposed San Acacia to Bosque del Apache Project, Socorro County, NM2012-04-27T00:00:00-07:002012-04-27T00:00:00-07:002012-10168Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-27/pdf/2012-10168.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/27/2012-10148.htmlNotice - GPS Satellite Simulator Working Group; Notice of Meeting2012-04-27T00:00:00-07:002012-04-27T00:00:00-07:002012-10148Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-27/pdf/2012-10148.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/25/2012-9930.htmlNotice - Meeting of the Secretary of the Navy Advisory Panel2012-04-25T00:00:00-07:002012-04-25T00:00:00-07:002012-9930Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-25/pdf/2012-9930.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/25/2012-9928.htmlRule - Certifications and Exemptions Under the International Regulations for Preventing Collisions at Sea, 19722012-04-25T00:00:00-07:002012-04-25T00:00:00-07:002012-9928Rulehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-25/pdf/2012-9928.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/25/2012-9829.htmlNotice - Federal Acquisition Regulation; Information Collection; Transportation Requirements2012-04-25T00:00:00-07:002012-04-25T00:00:00-07:002012-9829Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-25/pdf/2012-9829.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/24/2012-9791.htmlNotice - U.S. Air Force Academy Board of Visitors Notice of Meeting2012-04-24T00:00:00-07:002012-04-24T00:00:00-07:002012-9791Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-24/pdf/2012-9791.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/20/2012-9627.htmlNotice - Public Hearing and Notice of Availability for the Draft Environmental Impact Statement for the Proposed Widening of the Pascagoula Lower Sound/Bayou Casotte Channel, Jackson County, MS2012-04-20T00:00:00-07:002012-04-20T00:00:00-07:002012-9627Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-20/pdf/2012-9627.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/20/2012-9582.htmlRule - Defense Federal Acquisition Regulation Supplement; Technical Amendments2012-04-20T00:00:00-07:002012-04-20T00:00:00-07:002012-9582Rulehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-20/pdf/2012-9582.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/20/2012-9579.htmlNotice - Intent To Prepare an Environmental Impact Statement/Environmental Impact Report for the Encinitas and Solana Beach Shoreline Protection Project, San Diego County, CA2012-04-20T00:00:00-07:002012-04-20T00:00:00-07:002012-9579Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-20/pdf/2012-9579.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/20/2012-9578.htmlNotice - Intent To Prepare a Draft Environmental Impact Statement for a 20-Year Dredged Material Management Plan for the Atlantic Intracoastal Waterway from Port Royal Sound, South Carolina, to the Georgia-Florida Stateline2012-04-20T00:00:00-07:002012-04-20T00:00:00-07:002012-9578Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-20/pdf/2012-9578.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/20/2012-9575.htmlNotice - Notice of Availability of the Final Supplemental Environmental Impact Statement for the Disposal and Reuse of Hunters Point Naval Shipyard, San Francisco, CA2012-04-20T00:00:00-07:002012-04-20T00:00:00-07:002012-9575Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-20/pdf/2012-9575.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/20/2012-9573.htmlNotice - Notice of Intent To Grant Exclusive Patent License; Aurora Technologies, LLC2012-04-20T00:00:00-07:002012-04-20T00:00:00-07:002012-9573Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-20/pdf/2012-9573.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/20/2012-9572.htmlNotice - Notice of Availability of Government-Owned Inventions; Available for Licensing2012-04-20T00:00:00-07:002012-04-20T00:00:00-07:002012-9572Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-20/pdf/2012-9572.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/20/2012-9571.htmlNotice - Notice of Stakeholder Meeting: Industry Roundtable-DON/USDA/DOE/DOT-FAA Advanced Drop-In Biofuels Initiative2012-04-20T00:00:00-07:002012-04-20T00:00:00-07:002012-9571Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-20/pdf/2012-9571.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/20/2012-9556.htmlNotice - GPS Satellite Simulator Working Group Notice of Meeting2012-04-20T00:00:00-07:002012-04-20T00:00:00-07:002012-9556Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-20/pdf/2012-9556.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/20/2012-9506.htmlNotice - Defense Advisory Committee on Military Personnel Testing; Notice of Meeting2012-04-20T00:00:00-07:002012-04-20T00:00:00-07:002012-9506Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-20/pdf/2012-9506.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/20/2012-9493.htmlNotice - Department of Defense Task Force on the Care, Management, and Transition of Recovering Wounded, Ill, and Injured Members of the Armed Forces; Notice of Meeting2012-04-20T00:00:00-07:002012-04-20T00:00:00-07:002012-9493Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-20/pdf/2012-9493.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/19/2012-9424.htmlNotice - Renewal of Department of Defense Federal Advisory Committees2012-04-19T00:00:00-07:002012-04-19T00:00:00-07:002012-9424Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-19/pdf/2012-9424.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/19/2012-9419.htmlNotice - Renewal of Department of Defense Federal Advisory Committees2012-04-19T00:00:00-07:002012-04-19T00:00:00-07:002012-9419Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-19/pdf/2012-9419.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/19/2012-9344.htmlNotice - Defense Acquisition University Board of Visitors; Notice of Meeting2012-04-19T00:00:00-07:002012-04-19T00:00:00-07:002012-9344Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-19/pdf/2012-9344.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/18/2012-9306.htmlNotice - Proposed Collection; Comment Request2012-04-18T00:00:00-07:002012-04-18T00:00:00-07:002012-9306Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-18/pdf/2012-9306.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/18/2012-9253.htmlNotice - U.S. Court of Appeals for the Armed Forces Proposed Rules Changes2012-04-18T00:00:00-07:002012-04-18T00:00:00-07:002012-9253Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-18/pdf/2012-9253.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/18/2012-9215.htmlRule - Federal Acquisition Regulation; Federal Acquisition Circular 2005-58; Small Entity Compliance Guide2012-04-18T00:00:00-07:002012-04-18T00:00:00-07:002012-9215Rulehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-18/pdf/2012-9215.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/18/2012-9206.htmlRule - Federal Acquisition Regulation; Technical Amendments2012-04-18T00:00:00-07:002012-04-18T00:00:00-07:002012-9206Rulehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-18/pdf/2012-9206.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/18/2012-9204.htmlRule - Federal Acquisition Regulation; Justification and Approval of Sole-Source 8(a) Contracts2012-04-18T00:00:00-07:002012-04-18T00:00:00-07:002012-9204Rulehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-18/pdf/2012-9204.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/18/2012-9202.htmlRule - Federal Acquisition Regulation; Representation Regarding Export of Sensitive Technology to Iran2012-04-18T00:00:00-07:002012-04-18T00:00:00-07:002012-9202Rulehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-18/pdf/2012-9202.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/18/2012-9201.htmlRule - Federal Acquisition Regulation; Biobased Procurements2012-04-18T00:00:00-07:002012-04-18T00:00:00-07:002012-9201Rulehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-18/pdf/2012-9201.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/18/2012-9200.htmlRule - Federal Acquisition Regulation; Federal Acquisition Circular 2005-58; Introduction2012-04-18T00:00:00-07:002012-04-18T00:00:00-07:002012-9200Rulehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-18/pdf/2012-9200.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/17/2012-9214.htmlNotice - U.S. Air Force Scientific Advisory Board; Notice of Meeting2012-04-17T00:00:00-07:002012-04-17T00:00:00-07:002012-9214Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-17/pdf/2012-9214.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/17/2012-9165.htmlNotice - Amendment to the Inland Waterways Users Board2012-04-17T00:00:00-07:002012-04-17T00:00:00-07:002012-9165Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-17/pdf/2012-9165.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/17/2012-9148.htmlRule - Defense Support to Special Events2012-04-17T00:00:00-07:002012-04-17T00:00:00-07:002012-9148Rulehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-17/pdf/2012-9148.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/17/2012-9147.htmlNotice - Submission for OMB Review; Comment Request2012-04-17T00:00:00-07:002012-04-17T00:00:00-07:002012-9147Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-17/pdf/2012-9147.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/17/2012-9146.htmlNotice - Termination of Provider Reimbursement Demonstration Project for the State of Alaska2012-04-17T00:00:00-07:002012-04-17T00:00:00-07:002012-9146Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-17/pdf/2012-9146.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/17/2012-9113.htmlNotice - Federal Acquisition Regulation; Information Collection; Freight Classification Description2012-04-17T00:00:00-07:002012-04-17T00:00:00-07:002012-9113Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-17/pdf/2012-9113.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/17/2012-9112.htmlNotice - Submission for OMB Review; Comment Request; Reporting Executive Compensation and First-Tier Subcontract Awards2012-04-17T00:00:00-07:002012-04-17T00:00:00-07:002012-9112Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-17/pdf/2012-9112.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/16/2012-9068.htmlNotice - Advisory Council on Dependents' Education; Open Meeting Notice; Correction2012-04-16T00:00:00-07:002012-04-16T00:00:00-07:002012-9068Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-16/pdf/2012-9068.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/13/2012-8946.htmlNotice - Renewal of Department of Defense Federal Advisory Committees2012-04-13T00:00:00-07:002012-04-13T00:00:00-07:002012-8946Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-13/pdf/2012-8946.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/13/2012-8945.htmlNotice - Renewal of Department of Defense Federal Advisory Committees2012-04-13T00:00:00-07:002012-04-13T00:00:00-07:002012-8945Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-13/pdf/2012-8945.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/13/2012-8940.htmlNotice - Renewal of Department of Defense Federal Advisory Committees2012-04-13T00:00:00-07:002012-04-13T00:00:00-07:002012-8940Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-13/pdf/2012-8940.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/13/2012-8939.htmlNotice - Renewal of Department of Defense Federal Advisory Committees2012-04-13T00:00:00-07:002012-04-13T00:00:00-07:002012-8939Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-13/pdf/2012-8939.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/13/2012-8938.htmlNotice - Renewal of Department of Defense Federal Advisory Committees2012-04-13T00:00:00-07:002012-04-13T00:00:00-07:002012-8938Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-13/pdf/2012-8938.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/13/2012-8906.htmlNotice - Intent To Grant an Exclusive Patent License2012-04-13T00:00:00-07:002012-04-13T00:00:00-07:002012-8906Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-13/pdf/2012-8906.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/13/2012-8889.htmlNotice - Intent To Grant an Exclusive Patent License2012-04-13T00:00:00-07:002012-04-13T00:00:00-07:002012-8889Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-13/pdf/2012-8889.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/13/2012-8888.htmlNotice - Renewal of Department of Defense Federal Advisory Committees2012-04-13T00:00:00-07:002012-04-13T00:00:00-07:002012-8888Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-13/pdf/2012-8888.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/13/2012-8869.htmlNotice - Privacy Act of 1974; System of Records2012-04-13T00:00:00-07:002012-04-13T00:00:00-07:002012-8869Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-13/pdf/2012-8869.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/12/2012-8843.htmlNotice - Board of Regents of the Uniformed Services University of the Health Sciences; Quarterly Meeting Notice2012-04-12T00:00:00-07:002012-04-12T00:00:00-07:002012-8843Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-12/pdf/2012-8843.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/12/2012-8836.htmlNotice - Privacy Act of 1974; System of Records2012-04-12T00:00:00-07:002012-04-12T00:00:00-07:002012-8836Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-12/pdf/2012-8836.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/12/2012-8835.htmlNotice - Privacy Act of 1974; System of Records2012-04-12T00:00:00-07:002012-04-12T00:00:00-07:002012-8835Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-12/pdf/2012-8835.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/12/2012-8834.htmlNotice - Privacy Act of 1974; System of Records2012-04-12T00:00:00-07:002012-04-12T00:00:00-07:002012-8834Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-12/pdf/2012-8834.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/12/2012-8833.htmlNotice - Privacy Act of 1974; System of Records2012-04-12T00:00:00-07:002012-04-12T00:00:00-07:002012-8833Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-12/pdf/2012-8833.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/12/2012-8828.htmlNotice - Army Science Board Summer Study Meeting2012-04-12T00:00:00-07:002012-04-12T00:00:00-07:002012-8828Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-12/pdf/2012-8828.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/11/2012-8591.htmlNotice - Privacy Act of 1974; System of Records2012-04-11T00:00:00-07:002012-04-11T00:00:00-07:002012-8591Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-11/pdf/2012-8591.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/09/2012-8456.htmlNotice - Renewal of Department of Defense Federal Advisory Committees2012-04-09T00:00:00-07:002012-04-09T00:00:00-07:002012-8456Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-09/pdf/2012-8456.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/06/2012-8251.htmlNotice - Establishment of the Defense Legal Policy Board2012-04-06T00:00:00-07:002012-04-06T00:00:00-07:002012-8251Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-06/pdf/2012-8251.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/05/2012-8188.htmlNotice - DAU Industry Day: “Affordability, Efficiency, and the Industrial Base”2012-04-05T00:00:00-07:002012-04-05T00:00:00-07:002012-8188Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-05/pdf/2012-8188.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/05/2012-8143.htmlNotice - Federal Acquisition Regulation; Information Collection; Material and Workmanship2012-04-05T00:00:00-07:002012-04-05T00:00:00-07:002012-8143Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-05/pdf/2012-8143.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/05/2012-8053.htmlProposed Rule - Defense Federal Acquisition Regulation Supplement: Solicitation Provisions and Contract Clauses for Acquisitions of Commercial Items2012-04-05T00:00:00-07:002012-04-05T00:00:00-07:002012-8053Proposed Rulehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-05/pdf/2012-8053.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/04/2012-8120.htmlRule - United States Navy Restricted Area, Menominee River, Marinette Marine Corporation Shipyard, Marinette, WI; Corrections2012-04-04T00:00:00-07:002012-04-04T00:00:00-07:002012-8120Rulehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-04/pdf/2012-8120.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/04/2012-8115.htmlProposed Rule - Disestablishment of Restricted Area; Rhode Island Sound off Newport, RI2012-04-04T00:00:00-07:002012-04-04T00:00:00-07:002012-8115Proposed Rulehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-04/pdf/2012-8115.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/04/2012-8113.htmlProposed Rule - Department of the Army, Corps of Engineers2012-04-04T00:00:00-07:002012-04-04T00:00:00-07:002012-8113Proposed Rulehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-04/pdf/2012-8113.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/04/2012-8047.htmlNotice - Western Hemisphere Institute for Security Cooperation Board of Visitors; Meeting2012-04-04T00:00:00-07:002012-04-04T00:00:00-07:002012-8047Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-04/pdf/2012-8047.pdfhttps://regulations.justia.com/regulations/fedreg/2012/04/03/2012-7944.htmlNotice - Federal Acquisition Regulation; Information Collection; Corporate Aircraft Costs2012-04-03T00:00:00-07:002012-04-03T00:00:00-07:002012-7944Noticehttp://www.gpo.gov/fdsys/pkg/FR-2012-04-03/pdf/2012-7944.pdf