Nothing in this chapter shall be construed to impair or conflict with the operation of any law or statute conferring upon any political subdivision the right or power to hold interests in land comparable to greenway easements, including, but not limited to, Chapter 12 (commencing with Section 6950) of Division 7 of Title 1 of, Chapter 6.5 (commencing with Section 51050), Chapter 6.6 (commencing with Section 51070) and Chapter 7 (commencing with Section 51200) of Part 1 of Division 1 of Title 5 of, and Article 10.5 (commencing with Section 65560) of Chapter 3 of Title 7 of, the Government Code, and Article 1.5 (commencing with Section 421) of Chapter 3 of Part 2 of Division 1 of the Revenue and Taxation Code.