The exclusion or inclusion of lands shall not impair the organization of any district organized under this chapter, nor in any manner impair, destroy or change its rights and privileges as a district, nor affect, impair or discharge any contract, obligation, lien or charge thereon. The particular lands of the district affected by any order of exclusion or inclusion shall not be relieved from any district contract, obligation, lien or charge for or upon which it was or might become liable or chargeable had the order of exclusion or inclusion not been made, but lands excluded by any order shall not be liable for district debts, or obligations thereafter contracted.