Default and Acceleration. Any one or more of the following events shall be deemed to be a breach by Maker of its obligations under this Note and an event of default hereunder (individually, an “Event of Default”):

Acceleration of Payments. If any amounts deferred pursuant to the Plan are includable in gross income by a Participant prior to payment of such amounts (in a "determination" (within the meaning of Code Section 1313(a)) or due to the Plan’s failure to meet the requirements of Code Section 409A), an amount equal to the amount required to be included in the Participant’s income shall be immediately paid to such Participant, notwithstanding the Participant’s elections hereunder.

Stay of Acceleration. If acceleration of the time for payment of any amount payable by any Borrowing Subsidiary under this Agreement or any other Loan Document is stayed upon the insolvency, bankruptcy or reorganization of such Borrowing Subsidiary, all such amounts otherwise subject to acceleration under the terms of this Agreement shall nonetheless be payable by the Company hereunder forthwith on demand by the Administrative Agent made at the request of the Required Lenders.

The payment obligations set forth in Section 4(a) shall accelerate such that all remaining payments will be due within 30 days of a change of control of Vulcan as defined in any plan or agreement to which Vulcan is a party or will be due within 30 days of a termination of Consultant’s services hereunder for any reason other than the causes listed in Section 6 above.

If acceleration of the time for payment of any of the Secured Obligations is stayed, in connection with any case commenced by or against a Guarantor or the ​ under any Debtor Relief Laws, or otherwise, all such amounts shall nonetheless be payable by each Guarantor, jointly and severally, immediately upon demand by the Secured Parties.

If any Default described in Section 8.1(F) or 8.1(G) occurs, the obligations of the Revolving Loan Lenders to make Revolving Loans hereunder, the obligation of the Term Loan Lenders to make Term Loans hereunder, and the obligation of the Issuing Banks to issue Letters of Credit hereunder shall automatically terminate and the Obligations shall immediately become due and payable without any election or action on the part of the Administrative Agent, any Issuing Bank or any Lender and the Borrowers will be and become thereby unconditionally obligated, without any further notice, act or demand, to pay to the Administrative Agent an amount in each Agreed Currency, in immediately available funds, equal to the difference of # one hundred five percent (105%) of the amount of L/C Obligations denominated in such Agreed Currency at such time, less # the amount of such Agreed Currency on deposit in the L/C Collateral Account at such time which is free and clear of all rights and claims of third parties and has not been applied against the Obligations (such difference, in the aggregate for all Agreed Currencies, the “Collateral Shortfall Amount”), which funds shall be held in the L/C Collateral Account. If any other Default occurs, # the Administrative Agent may, and at the request of Required Revolving Loan Lenders shall, terminate or suspend the obligations of the Revolving Loan Lenders to make Revolving Loans hereunder and the obligation of the Issuing Banks to issue Letters of Credit hereunder, # the Administrative Agent may, and at the request of Required Term Loan Lenders shall, terminate or suspend the obligations of the Term Loan Lenders to make Term Loans hereunder and # the Administrative Agent may, and at the request of the Required Lenders shall, # declare the Obligations to be due and payable, whereupon the Obligations shall become immediately due and payable, without presentment, demand, protest or notice of any kind, all of which each Borrower expressly waives, and # upon notice to the Borrowers and in addition to the continuing right to demand payment of all amounts payable under this Agreement, make demand on the Borrowers to pay, and the Borrowers will, forthwith upon such demand and without any further notice or act, pay to the Administrative Agent the Collateral Shortfall Amount, which funds shall be deposited in the L/C Collateral Account.

Acceleration for FICA Tax. If any benefit under the Plan is taxable to a Participant under the Federal Insurance Contributions Act (FICA) (as a result of section 3101 or 3121 of the Code or successor provisions), the Company may elect, in its discretion, to make a distribution under the Plan, and the Participant’s benefit under the Plan shall be reduced accordingly, to pay the applicable FICA tax withholding amount and the income tax at source on wages imposed under section 3401 of the Code or the corresponding withholding provisions of applicable state, local, or foreign tax laws as a result of the payment of the FICA amount, and to pay the additional income tax at source on wages attributable to the pyramiding of the wages and taxes, in accordance with section 409A of the Code. The total payment made pursuant to this Section shall not exceed the aggregate FICA amount and the income tax withholding related to the FICA tax acceleration or the amount permitted under Treas. Reg. §1.409A-3(j)(4)(vi).

Optional Acceleration of Maturity. If any Event of Default (other than an Event of Default pursuant to [Section 7.01(e)]) shall have occurred and be continuing, then, and in any such event:

Satisfaction of Obligations Upon Acceleration. Notwithstanding anything contained herein or in any other agreement to the contrary, to the extent any of the Obligations are accelerated pursuant to the terms hereof (including, without limitation, Section 8.02), the ​ Parties shall, immediately upon the occurrence of such acceleration, cause such accelerated Obligations to be Fully Satisfied.

Change in Control Acceleration Event. Change in Control Acceleration Event means a Change in Control that also constitutes a change in the ownership or effective control of the Company or a change in the ownership of a substantial portion of the assets of the Company under Section 409A of the Code.