Common use of Maintenance of Premises by Tenant Clause in Contracts

Maintenance of Premises by Tenant. The Tenant shall keep neat and clean and maintain in good order, condition and repair the Premises and every part thereof and all Building and mechanical equipment and exclusively serving the Premises, reasonable wear and tear excepted and further excepting those repairs for which the Landlord is responsible pursuant to Section 5.1 and damage by fire or other casualty and as a consequence of the exercise of the power of eminent domain, and shall surrender the Premises and all alterations and additions thereto, at the end of the Term, in such condition, first removing all goods and effects of the Tenant and, to the extent specified by the Landlord by notice to the Tenant, all alterations and additions made by the Tenant, which Tenant has not elected to retain in accordance with the terms of Sections 4.2 and 5.2, and repairing any damage caused by such removal and restoring the Premises and leaving them clean and neat. The Tenant shall not permit or commit any waste, and the Tenant shall be responsible for the cost of repairs which may be made necessary by reason of damages to common areas in the Building by the Tenant, or any of the contractors or invitees of the Tenant. Tenant shall maintain all laboratory specific systems and equipment exclusively serving the Premises (such as chemical fume hoods, acid neutralization, glass washer, autoclave, cold rooms, special lab HVAC, etc.) in good order, condition and repair. Tenant shall, upon request, provide evidence reasonably satisfactory to Landlord that it has available the necessary expertise to properly conduct and carry out this responsibility, either through persons employed by the Tenant or through contracts with independent service organizations, or a combination thereof. All charges incurred by Landlord in connection with such work, whether by independent organizations or in accordance with reasonable rates assigned to employees of Landlord or Landlord’s affiliates, shall be promptly reimbursed by Tenant as Additional Rent.

Maintenance of Premises by Tenant. The Tenant shall keep neat and clean and maintain in good order, condition and repair the Premises and every part thereof and all Building of Tenant’s Dedicated Mechanical Systems and mechanical equipment and exclusively serving the PremisesEquipment, reasonable wear and tear and damage by fire or other casualty excepted and further excepting (provided that subject to Section 7.5, the Landlord shall be responsible for damage caused by the fault or neglect of the Landlord, or the Landlord’s agents, employees or contractors), excluding those repairs for which the Landlord is responsible pursuant to Section 5.1 Sections 5.1, 8.1 and damage by fire or other casualty and as a consequence of the exercise of the power of eminent domain8.5, and shall surrender the Premises and all alterations and additions thereto, at the end of the Term, in such condition, first removing all goods and effects personal property of the Tenant and, to the extent specified by the Landlord by notice required pursuant to the Tenantthis Lease, all alterations and additions made by the Tenant, which Tenant has not elected to retain in accordance with the terms of Sections 4.2 and 5.2, and repairing any damage caused by such removal and restoring the Premises and leaving them in broom clean condition. If the Tenant elects to provide the Tenant-Provided Services, identified as such in Section 5.3, the Tenant shall perform the Tenant-Provided Services promptly, as necessary and neatappropriate, with due diligence and in accordance with the standards therefor established under Section 5.3. The Tenant shall not permit or commit any damage (waste), and the Tenant shall shall, subject to Section 7.5, be responsible for the cost of repairs which may be made necessary by reason of damages damage to common areas in the Building Property caused by the negligence or misconduct of the Tenant, or any of the contractors contractors, employees, or invitees agents of the Tenant. Tenant shall maintain Tenant’s Dedicated Mechanical Systems and Equipment, and all other laboratory specific systems and equipment exclusively serving the Premises (such as chemical fume hoodsequipment, acid neutralization, glass washer, autoclave, cold rooms, special lab HVAC, etc.) shall be maintained in good order, condition and repair. Tenant shallrepair consistent with prevailing standards at comparable first-class leased biotechnology facilities, upon requestreasonable wear and tear, provide evidence reasonably satisfactory damage by fire or other casualty, and subject to Landlord that it has available the necessary expertise to properly conduct and carry out this responsibilitySection 7.5, either through persons employed damage caused by the Tenant fault or through contracts with independent service organizationsneglect of the Landlord, or a combination thereof. All charges incurred by Landlord in connection with such work, whether by independent organizations or in accordance with reasonable rates assigned to employees of Landlord or the Landlord’s affiliatesagents, shall be promptly reimbursed by Tenant as Additional Rentemployees, or contractors excepted.

Maintenance of Premises by Tenant. The Tenant shall keep neat and clean and maintain in good order, condition and repair the Premises and every part thereof and all Building and mechanical equipment which exclusively serves the Premises and exclusively serving was installed by either Tenant or a predecessor tenant of the PremisesPremises or any portion thereof, wherever located, reasonable wear and tear excepted and further excepting those repairs for which the Landlord is responsible pursuant to Section 5.1 and damage by fire or other casualty (except to the extent Tenant shall be liable therefor pursuant to the terms of this Lease but subject, nevertheless, to the provisions of Section 7.5.) and as a consequence of the exercise of the power of eminent domain. Notwithstanding the foregoing, and Tenant may remove and/or replace any mechanical equipment installed by a predecessor tenant as aforesaid in connection with Tenant's alterations of the Premises or any operations of Tenant therein. Tenant shall surrender the Premises and all alterations and additions theretothereto (except for any Optional Removable Alterations which Tenant elects to remove as provided in Section 4.3), at the end of the Term, broom clean and otherwise in such the aforesaid condition, first removing all goods and effects of the Tenant andand all Required Removable Alterations, to the extent specified by the Landlord by notice to the Tenant, all alterations and additions made by the Tenant, which Tenant has not elected to retain in accordance with the terms of Sections 4.2 and 5.2, and repairing any damage caused by such removal and restoring the Premises and leaving them clean and neatas contemplated in Section 4.3. The Tenant shall not permit or commit any waste, and the Tenant shall be responsible for the cost of repairs which may be made necessary by reason of damages to common areas in the Building by the Tenant, or any of the contractors or invitees of the Tenant. Tenant shall maintain all laboratory specific systems and equipment exclusively serving the Premises (such as chemical fume hoods, acid neutralization, glass washer, autoclave, cold rooms, special lab HVAC, etc.) in good order, condition and repair. Tenant shall, upon request, provide evidence reasonably satisfactory to Landlord that it has available the necessary expertise to properly conduct and carry out this responsibility, either through persons employed by the Tenant or through contracts with independent service organizations, or a combination thereof. All charges incurred by Landlord in connection with such work, whether by independent organizations or in accordance with reasonable rates assigned to employees of Landlord or Landlord’s affiliates, shall be promptly reimbursed by Tenant as Additional Rent.

Maintenance of Premises by Tenant. The Tenant shall keep neat and clean and maintain in good order, condition and repair the Premises and every part thereof and all Building of Tenant’s Dedicated Mechanical Systems and mechanical equipment and exclusively serving the PremisesEquipment, reasonable wear and tear and damage by fire or other casualty excepted and further excepting (provided that subject to Section 7.5, the Landlord shall be responsible for damage caused by the fault or neglect of the Landlord, or the Landlord’s agents, employees or contractors), excluding those repairs for which the Landlord is responsible pursuant to Section 5.1 Sections 5.1, 8.1 and damage by fire or other casualty and as a consequence of the exercise of the power of eminent domain8.5, and shall surrender the Premises and all alterations and additions thereto, at the end of the Term, in such condition, first removing all goods and effects personal property of the Tenant and, to the extent specified by the Landlord by notice required pursuant to the Tenantthis Lease, all alterations and additions made by the Tenant, which Tenant has not elected to retain in accordance with the terms of Sections 4.2 and 5.2, and repairing any damage caused by such removal and restoring the Premises and leaving them in broom clean and neatcondition. The Tenant shall not permit or commit any damage (waste), and the Tenant shall shall, subject to Section 7.5. be responsible for the cost of repairs which may be made necessary by reason of damages damage to common areas in the Building Property caused by the negligence or misconduct of the Tenant, or any of the contractors contractors, employees, or invitees agents of the Tenant. Tenant shall maintain Tenant’s Dedicated Mechanical Systems and Equipment, and all laboratory specific other systems and equipment exclusively serving the Premises (such as chemical fume hoodsequipment, acid neutralization, glass washer, autoclave, cold rooms, special lab HVAC, etc.) shall be maintained in good order, condition and repair. Tenant shallrepair consistent with prevailing standards at comparable first class leased biotechnology facilities, upon requestreasonable wear and tear, provide evidence reasonably satisfactory damage by fire or other casualty, and subject to Landlord that it has available the necessary expertise to properly conduct and carry out this responsibilitySection 7.5, either through persons employed damage caused by the Tenant fault or through contracts with independent service organizationsneglect of the Landlord, or a combination thereof. All charges incurred by Landlord in connection with such work, whether by independent organizations or in accordance with reasonable rates assigned to employees of Landlord or the Landlord’s affiliatesagents, shall be promptly reimbursed by Tenant as Additional Rentemployees, or contractors excepted.

Maintenance of Premises by Tenant. The Tenant shall keep neat and clean and maintain in good order, condition and repair the Premises and every part thereof and all Building and mechanical equipment and exclusively serving the Premises, reasonable wear and tear excepted and further excepting those repairs for which the Landlord is responsible pursuant to Section 5.1 and damage by fire or other casualty and as a consequence of the exercise of the power of eminent domain, and shall surrender the Premises and all alterations and additions thereto, at the end of the Term, in such condition, first removing all goods and effects of the Tenant and, to the extent specified by the Landlord by notice to the Tenant, all alterations and additions made by the Tenant, which Tenant has not elected to retain in accordance with the terms of Sections 4.2 and 5.2, and repairing any damage caused by such removal and restoring the Premises and leaving them clean and neat. The Tenant shall not permit or commit any waste, and the Tenant shall be responsible for the cost of repairs which may be made necessary by reason of damages to common areas in the Building by the Tenant, or any of the contractors or invitees of the Tenant. Tenant shall maintain all laboratory specific systems and equipment exclusively serving the Premises (such as chemical fume hoodsMechanical, acid neutralization, glass washer, autoclave, cold rooms, special lab HVAC, etc.) the Laboratory Systems and the Emergency Generators shall be maintained in good order, condition and repair. Tenant shall, upon request, provide evidence reasonably satisfactory to Landlord that it has available the necessary expertise to properly conduct and carry out this responsibility, either through persons employed by the Tenant or through contracts with independent service organizations, or a combination thereof. All charges incurred by Landlord in connection with such work, whether by independent organizations or in accordance with reasonable rates assigned to employees of Landlord or Landlord’s 's affiliates, shall be promptly reimbursed by Tenant as Additional Rent.

Maintenance of Premises by Tenant. The Tenant shall keep neat and clean and maintain in good order, condition and repair the Premises and every part thereof and all Building and mechanical equipment and exclusively serving the Premises, reasonable wear and tear excepted and further excepting those repairs for which the Landlord is responsible pursuant to Section 5.1 and damage by fire or other casualty and as a consequence of the exercise of the power of eminent domain, and shall surrender the Premises and all alterations and additions thereto, at the end of the Term, in such condition, first removing all goods and effects of the Tenant and, to the extent specified by the Landlord by notice to the Tenant, all alterations and additions made by the Tenant, which Tenant has not elected to retain in accordance with the terms of Sections 4.2 and 5.2, and repairing any damage caused by such removal and restoring the Premises and leaving them clean and neat. The Tenant shall not permit or commit any waste, and the Tenant shall be responsible for the cost of repairs which may be made necessary by reason of damages to common areas in the Building by the Tenant, or any of the contractors or invitees of the Tenant. Tenant shall maintain all laboratory specific systems and equipment exclusively serving the Premises (such as chemical fume hoodsMechanical, acid neutralization, glass washer, autoclave, cold rooms, special lab HVAC, etc.) the Laboratory Systems and the Emergency Generator shall be maintained in good order, condition and repair. Tenant shall, upon request, provide evidence reasonably satisfactory to Landlord that it has available the necessary expertise to properly conduct and carry out this responsibility, either through persons employed by the Tenant or through contracts with independent service organizations, or a combination thereof. All charges incurred by Landlord in connection with such work, whether by independent organizations or in accordance with reasonable rates assigned to employees of Landlord or Landlord’s affiliates, shall be promptly reimbursed by Tenant as Additional Rent.

Maintenance of Premises by Tenant. The (a) Tenant shall keep neat and clean and maintain in good order, condition and repair the Premises and every part thereof and all Building and mechanical equipment and exclusively serving parts of the Premises, reasonable wear including the HVAC equipment (except for maintenance and tear excepted and further excepting those repairs repair work for which the Landlord is expressly responsible pursuant under Section 8 above) in good condition and promptly make all necessary repairs and replacements to Section 5.1 the Premises. Tenant shall also be responsible for the cleaning and damage by fire or other casualty and as a consequence sweeping of the exercise of the power of eminent domain, and shall surrender the Premises and all alterations and additions thereto, at the end of the Term, in such condition, first removing all goods and effects of the Tenant and, to the extent specified by the Landlord by notice to the Tenant, all alterations and additions made by the Tenant, which Tenant has not elected to retain in accordance with the terms of Sections 4.2 and 5.2, and repairing any damage caused by such removal and restoring the Premises and leaving them clean and neatPremises. The Tenant shall not permit or commit any waste, and the Tenant shall be responsible for disposal of its trash and refuse from the Premises and will maintain adequate receptacles for such disposal, the design, placement and capacity of such receptacles to be subject to the prior approval of Landlord. TENANT SHALL BE PERMITTED TO MAINTAIN TRASH DUMPSTERS AT THE BUILDING, WITH LANDLORD AND TENANT TO AGREE ON THE NUMBER NECESSARY TO ACCOMMODATE TENANT'S ACTUAL NEEDS. LANDLORD AND TENANT SHALL ALSO AGREE ON THE PLACEMENT AND SCREENING OF SUCH DUMPSTERS. Outdoor storage of trash, refuse or any other material and receptacles or containers not approved by Landlord is strictly prohibited. At its sole cost of repairs which may be made and expense, Tenant shall provide interior pest and insect extermination at the Premises as often as is reasonably necessary by reason of damages to common areas in eliminate any pests or insects, whether endemic to the Building by or specific to the Premises or Tenant's use thereof. (b) Subject to Landlord's obligations set forth in Section 6 above, or any of Tenant shall maintain the contractors or invitees of hot water equipment and the TenantHVAC system in good repair and condition and in accordance with all applicable laws and such equipment manufacturers' suggested operation/maintenance service program. THE HVAC SYSTEM SERVING THE PREMISES SHALL NOT SERVE ANY OTHER SPACE WITHIN THE BUILDING. Tenant shall maintain all laboratory specific systems enter into a regularly scheduled preventive maintenance/service contract for the hot water equipment and the HVAC system, in form and substance and with a contractor reasonably acceptable to Landlord, and shall promptly deliver copies thereof to Landlord. At least fourteen (14) days prior to the end of the Lease Term, Tenant at its sole cost and expense, shall cause to be delivered to Landlord a certificate from an engineer reasonably acceptable to Landlord certifying that the hot water equipment exclusively serving and the Premises (such as chemical fume hoods, acid neutralization, glass washer, autoclave, cold rooms, special lab HVAC, etc.) HVAC system are then in good repair and working order. TENANT SHALL ALSO HAVE THE RIGHT TO INSTALL, condition AT ITS SOLE COST AND EXPENSE, AN ADDITIONAL CHILLING SYSTEM FOR ITS "CLEAN ROOM" WITHIN THE PREMISES. THE LOCATION OF SUCH CHILLING EQUIPMENT SHALL BE ON THE ROOF OF THE BUILDING OR THE GROUND ADJACENT TO THE BUILDING. LANDLORD AND TENANT SHALL AGREE ON THE EXACT LOCATION AND THE METHOD OF SCREENING SUCH CHILLING EQUIPMENT, AND THE PARTIES UNDERSTAND AND AGREE THAT SUCH EQUIPMENT AND THE SCREENING THEREOF MUST ALSO COMPLY WITH ALL RELEVANT RESTRICTIVE COVENANTS WHICH AFFECT THE BUILDING AND THE PROPERTY. (c) If Tenant fails to perform any of Tenant's maintenance or repair obligations, and repair. if such failure continues for thirty (30) days after written notice thereof is delivered to Tenant, Landlord may perform such obligation, in which event Tenant shall, upon request, provide evidence reasonably satisfactory shall pay to Landlord that it has available the necessary expertise to properly conduct and carry out this responsibility, either through persons employed by the Tenant or through contracts with independent service organizations, or a combination thereof. All charges reasonable cost incurred by Landlord in connection performing such obligation, as additional rent, within thirty (30) days after Landlord's written request therefor. (d) Tenant acknowledges that Landlord is not providing security services of any kind to the Premises or for Tenant's property and that the keys given to Tenant for the Premises may not be secure. At its sole expense, Tenant shall provide whatever security and/or alarm systems Tenant deems necessary or appropriate for the protection of the Premises and of Tenant's personal property and personnel located therein, including, if Tenant desires to do so, installing new locks for the Premises with new keys. Tenant shall provide to Landlord copies of all keys and access codes to allow Landlord entry to the Premises. In no event shall Landlord be responsible for, and Tenant waives any and all claims arising from, the loss or damage to any of Tenant's personal property situated in and on the Premises. Landlord may elect, but shall have no obligation, to provide general area security or guard services and it may discontinue such security or guard services without notice. At its expense, Tenant is also responsible for the maintenance, repair or replacement of any mechanical, security, and fire protection systems which Tenant has installed within the Premises. Tenant is expressly advised that if Tenant should place any fixtures, inventory or equipment with, in or on the Premises prior to the time the Premises are completed and delivered to the Tenant, the risk of loss or damage to such inventory, fixtures, or equipment will be greatly increased in view of the fact that, out of necessity, numerous people will be permitted access to the Premises for the purpose of completion of any work, whether by independent organizations . All such risk of loss or in accordance with reasonable rates assigned to employees of Landlord or Landlord’s affiliates, damage shall be promptly reimbursed borne exclusively by Tenant as Additional Rentand not by Landlord, and Tenant hereby waives any claim for any such loss or damage against Landlord relating thereto.

Maintenance of Premises by Tenant. The 8.1. Tenant shall not in any manner deface or injure the Premises or the Building and will pay the cost of repairing any damage or injury done to the Premises or the Building or any part thereof by Tenant or Tenant's employees, agents, contractors or invitees in the ordinary course of Tenant’s business operations. Tenant agrees that it will keep neat and clean and maintain in good order, condition and repair the Premises and every part thereof the fixtures therein in clean, safe, sanitary and all Building good order and mechanical equipment condition and exclusively serving the Premises, reasonable wear and tear excepted and further excepting those repairs for which the Landlord is responsible pursuant to Section 5.1 and damage by fire or other casualty and as a consequence of the exercise of the power of eminent domain, and shall surrender the Premises and all alterations and additions theretowill, at the end expiration or other termination of the TermTerm hereof, in such condition, first removing remove all goods and effects not the property of Landlord and surrender and deliver up the same broom clean to Landlord, including keys, locks and other fixtures connected therewith, ordinary wear and tear and damage excepted, including that caused by non-negligent use of Tenant, the elements, fire, and other unavoidable casualty. 8.2. Maintenance and repair of equipment such as kitchen fixtures, separate air conditioning equipment, or any other type of special equipment, whether installed by Tenant andor by Landlord on behalf of Tenant, shall be the sole responsibility of Tenant and Landlord shall have no obligation in connection therewith. Except to the extent specified necessitated by the Landlord alterations or improvements made by notice Tenant or any party claiming by, through or under Tenant or otherwise attributable to the negligence or willful misconduct of Tenant or any of Tenant’s employees, all alterations agents, contractors or invitees, Landlord shall cause the Building to be operated, maintained, repaired and additions made by the Tenantreplaced as necessary, which Tenant has not elected to retain in accordance a manner consistent with the terms of Sections 4.2 comparable (in size and 5.2class) buildings in Arlington, and repairing any damage caused by such removal and restoring the Premises and leaving them clean and neatVirginia. The Tenant shall not permit or commit any wasteLandlord shall, and the Tenant shall at its own expense, be responsible for maintaining and repairing, and replacing as necessary, all structural elements of the cost of repairs Premises, including without limitation structural floor, structural roof, structural columns which may be made necessary by reason of damages to enclose the Premises, exterior windows, and Building entry doors (excluding interior Premises doors), as well as the external common areas in the Building by the Tenant, or any of the contractors or invitees of Property including the Tenant. Tenant shall maintain all laboratory specific systems and equipment exclusively serving the Premises (such as chemical fume hoods, acid neutralization, glass washer, autoclave, cold rooms, special lab HVAC, etcparking lot.) in good order, condition and repair. Tenant shall, upon request, provide evidence reasonably satisfactory to Landlord that it has available the necessary expertise to properly conduct and carry out this responsibility, either through persons employed by the Tenant or through contracts with independent service organizations, or a combination thereof. All charges incurred by Landlord in connection with such work, whether by independent organizations or in accordance with reasonable rates assigned to employees of Landlord or Landlord’s affiliates, shall be promptly reimbursed by Tenant as Additional Rent.

Maintenance of Premises by Tenant. The Tenant shall keep neat and clean and maintain in good order, condition and repair the Premises and every part thereof and all Building and mechanical equipment and exclusively serving the Premises, reasonable wear and tear excepted and further excepting those repairs for which the Landlord is responsible pursuant to Section 5.1 and damage by fire or other casualty and as a consequence of the exercise of the power of eminent domain, and shall surrender the Premises and all alterations and additions thereto, at the end of the Term, in such condition, first removing all goods and effects of the Tenant and, to the extent specified by the Landlord by notice to the Tenant, all alterations and additions made by the Tenant, which Tenant has not elected to retain in accordance with the terms of Sections 4.2 and 5.2, and repairing any damage caused by such removal and restoring the Premises and leaving them clean and neat. The Tenant shall not permit or commit any waste, and the Tenant shall be responsible for the cost of repairs which may be made necessary by reason of damages to common areas in the Building by the Tenant, or any of the contractors or invitees of the Tenant. Tenant shall maintain Mechanical, HVAC, and all laboratory specific systems and equipment exclusively serving the Premises (such as chemical fume hoods, acid neutralization, glass washer, autoclave, cold rooms, special lab HVAC, etc.) shall be maintained in good order, condition and repair. Tenant shall, upon request, provide evidence reasonably satisfactory to Landlord that it has available the necessary expertise to properly conduct and carry out this responsibility, either through persons employed by the Tenant or through contracts with independent service organizations, or a combination thereof. All charges incurred by Landlord in connection with such work, whether by independent organizations or in accordance with reasonable rates assigned to employees of Landlord or Landlord’s affiliates, shall be promptly reimbursed by Tenant as Additional Rent.

Maintenance of Premises by Tenant. The Tenant shall keep neat and clean and maintain in good order, condition and repair the Premises and every part thereof and all Building and mechanical equipment and exclusively serving the Premises, reasonable wear and tear excepted and further excepting those repairs for which the Landlord is responsible pursuant to Section 5.1 Sections 5.1, 8.1 and damage by fire or other casualty and as a consequence of the exercise of the power of eminent domain8.5, and shall surrender the Premises and all alterations and additions thereto, at the end of the Term, in such condition, first removing all goods and effects of the Tenant and, to the extent specified by the Landlord by notice to the Tenant, all alterations and additions additions, including the Removable Alterations, made by the Tenant, which Tenant has not elected to retain in accordance with the terms of Sections 4.2 and 5.2, and repairing any damage caused by such removal and restoring the Premises and leaving them clean and neat. If the Tenant elects to provide the Tenant-Provided Services, identified as such in Section 5.3, the Tenant shall perform the Tenant-Provided Services promptly, as necessary and appropriate, with due diligence and in accordance with the standards therefor established under Section 5.3. The Tenant shall not permit or commit any damage (waste), and the Tenant shall be responsible for the cost of repairs which may be made necessary by reason of damages to common areas in the Building by the Tenant, or any of the contractors or invitees of the Tenant. Tenant shall maintain Mechanical, HVAC, and all laboratory specific systems and equipment exclusively serving the Premises (such as chemical fume hoods, acid neutralization, glass washer, autoclave, cold rooms, special lab HVAC, etc.) shall be maintained in good order, condition and repair. Tenant shall, upon request, provide evidence reasonably satisfactory to Landlord that it has available the necessary expertise to properly conduct and carry out this responsibility, either through persons employed by the Tenant or through contracts repair consistent with independent service organizations, or a combination thereof. All charges incurred by Landlord in connection with such work, whether by independent organizations or in accordance with reasonable rates assigned to employees of Landlord or Landlord’s affiliates, shall be promptly reimbursed by Tenant as Additional Rentprevailing standards at comparable first-class biotechnology facilities.

Maintenance of Premises by Tenant. The Tenant shall keep neat and clean and maintain in good order, condition and repair the Premises and every part thereof and all Building and mechanical equipment and exclusively serving the Premises, reasonable wear and tear excepted and further excepting those repairs for which the Landlord is responsible pursuant to Section 5.1 and damage by fire or other casualty and as a consequence of the exercise of the power of eminent domain, and shall surrender the Premises and all alterations and additions thereto, at the end of the Term, in such condition, first removing all goods and effects of the Tenant and, to the extent specified by the Landlord by notice to the Tenant, all alterations and additions made by the Tenant, which Tenant has not elected to retain in accordance with the terms of Sections 4.2 and 5.2, and repairing any damage caused by such removal and restoring the Premises and leaving them clean and neat. The Tenant shall not permit or commit any waste, and the Tenant shall be responsible for the cost of repairs which may be made necessary by reason of damages to common areas in the Building by the Tenant, or any of the contractors or invitees of the Tenant. Tenant Tenant, at its sole cost and expense, shall maintain all laboratory the laboratory-specific systems and equipment that exclusively serving serve the Premises (such as chemical fume hoods, acid neutralization, glass washer, autoclave, cold rooms, special lab HVAC, etc.) in good order, condition and repairPremises. Tenant shall, upon request, provide evidence reasonably satisfactory to Landlord that it has available the necessary expertise to properly conduct and carry out this responsibility, either through persons employed by the Tenant or through contracts with independent service organizations, or a combination thereof. All charges incurred by Landlord in connection with such work, whether by independent organizations or in accordance with reasonable rates assigned to employees of Landlord or Landlord’s affiliates, shall be promptly reimbursed by Tenant as Additional Rent.